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class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Development"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Development</span> </div> </a> <button aria-controls="toc-Development-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Development subsection</span> </button> <ul id="toc-Development-sublist" class="vector-toc-list"> <li id="toc-Repetition" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Repetition"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.1</span> <span>Repetition</span> </div> </a> <ul id="toc-Repetition-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Problems" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Problems"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Problems</span> </div> </a> <button aria-controls="toc-Problems-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Problems subsection</span> </button> <ul id="toc-Problems-sublist" class="vector-toc-list"> <li id="toc-Treatment" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Treatment"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1</span> <span>Treatment</span> </div> </a> <ul id="toc-Treatment-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Brain_physiology" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Brain_physiology"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Brain physiology</span> </div> </a> <button aria-controls="toc-Brain_physiology-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Brain physiology subsection</span> </button> <ul id="toc-Brain_physiology-sublist" class="vector-toc-list"> <li id="toc-Classical_model" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Classical_model"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.1</span> <span>Classical model</span> </div> </a> <ul id="toc-Classical_model-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Modern_research" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Modern_research"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.2</span> <span>Modern research</span> </div> </a> <ul id="toc-Modern_research-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Animal_communication" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Animal_communication"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Animal communication</span> </div> </a> <ul id="toc-Animal_communication-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Further_reading" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Further_reading"> <div class="vector-toc-text"> <span class="vector-toc-numb">10</span> <span>Further reading</span> </div> </a> <ul id="toc-Further_reading-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">11</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Speech</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 85 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-85" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">85 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Spraak" title="Spraak – Afrikaans" lang="af" hreflang="af" data-title="Spraak" data-language-autonym="Afrikaans" data-language-local-name="Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AD%D8%AF%D9%8A%D8%AB_(%D8%AA%D9%88%D8%A7%D8%B5%D9%84)" title="حديث (تواصل) – Arabic" lang="ar" hreflang="ar" data-title="حديث (تواصل)" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Parla_(ling%C3%BCistica)" title="Parla (lingüistica) – Aragonese" lang="an" hreflang="an" data-title="Parla (lingüistica)" data-language-autonym="Aragonés" data-language-local-name="Aragonese" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Nitq" title="Nitq – Azerbaijani" lang="az" hreflang="az" data-title="Nitq" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/K%C3%B3ng-%C5%8De" title="Kóng-ōe – Minnan" lang="nan" hreflang="nan" data-title="Kóng-ōe" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9C%D0%B0%D1%9E%D0%BB%D0%B5%D0%BD%D0%BD%D0%B5" title="Маўленне – Belarusian" lang="be" hreflang="be" data-title="Маўленне" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bcl mw-list-item"><a href="https://bcl.wikipedia.org/wiki/Pagtaram" title="Pagtaram – Central Bikol" lang="bcl" hreflang="bcl" data-title="Pagtaram" data-language-autonym="Bikol Central" data-language-local-name="Central Bikol" class="interlanguage-link-target"><span>Bikol Central</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A0%D0%B5%D1%87" title="Реч – Bulgarian" lang="bg" hreflang="bg" data-title="Реч" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Govor" title="Govor – Bosnian" lang="bs" hreflang="bs" data-title="Govor" data-language-autonym="Bosanski" data-language-local-name="Bosnian" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Parla" title="Parla – Catalan" lang="ca" hreflang="ca" data-title="Parla" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%9A%D0%B0%D0%BB%D0%B0%D2%AB%D1%83" title="Калаҫу – Chuvash" lang="cv" hreflang="cv" data-title="Калаҫу" data-language-autonym="Чӑвашла" data-language-local-name="Chuvash" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/%C5%98e%C4%8D" title="Řeč – Czech" lang="cs" hreflang="cs" data-title="Řeč" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Sprechen" title="Sprechen – German" lang="de" hreflang="de" data-title="Sprechen" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/K%C3%B5ne" title="Kõne – Estonian" lang="et" hreflang="et" data-title="Kõne" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9F%CE%BC%CE%B9%CE%BB%CE%AF%CE%B1" title="Ομιλία – Greek" lang="el" hreflang="el" data-title="Ομιλία" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Habla" title="Habla – Spanish" lang="es" hreflang="es" data-title="Habla" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Parolo" title="Parolo – Esperanto" lang="eo" hreflang="eo" data-title="Parolo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Hizketa" title="Hizketa – Basque" lang="eu" hreflang="eu" data-title="Hizketa" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DA%AF%D9%81%D8%AA%D8%A7%D8%B1" title="گفتار – Persian" lang="fa" hreflang="fa" data-title="گفتار" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Parole" title="Parole – French" lang="fr" hreflang="fr" data-title="Parole" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gv mw-list-item"><a href="https://gv.wikipedia.org/wiki/Glare" title="Glare – Manx" lang="gv" hreflang="gv" data-title="Glare" data-language-autonym="Gaelg" data-language-local-name="Manx" class="interlanguage-link-target"><span>Gaelg</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Falar" title="Falar – Galician" lang="gl" hreflang="gl" data-title="Falar" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-inh mw-list-item"><a href="https://inh.wikipedia.org/wiki/%D0%9A%D1%8A%D0%B0%D0%BC%D0%B0%D1%8C%D0%BB" title="Къамаьл – Ingush" lang="inh" hreflang="inh" data-title="Къамаьл" data-language-autonym="ГӀалгӀай" data-language-local-name="Ingush" class="interlanguage-link-target"><span>ГӀалгӀай</span></a></li><li class="interlanguage-link interwiki-gan mw-list-item"><a href="https://gan.wikipedia.org/wiki/%E8%A9%B1%E4%BA%8B" title="話事 – Gan" lang="gan" hreflang="gan" data-title="話事" data-language-autonym="贛語" data-language-local-name="Gan" class="interlanguage-link-target"><span>贛語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%A7%90%ED%95%98%EA%B8%B0" title="말하기 – Korean" lang="ko" hreflang="ko" data-title="말하기" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%BD%D5%B8%D5%BD%D6%84" title="Խոսք – Armenian" lang="hy" hreflang="hy" data-title="Խոսք" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%AC%E0%A5%8B%E0%A4%B2%E0%A4%A8%E0%A4%BE" title="बोलना – Hindi" lang="hi" hreflang="hi" data-title="बोलना" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Govor" title="Govor – Croatian" lang="hr" hreflang="hr" data-title="Govor" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Parolado" title="Parolado – Ido" lang="io" hreflang="io" data-title="Parolado" data-language-autonym="Ido" data-language-local-name="Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Wicara" title="Wicara – Indonesian" lang="id" hreflang="id" data-title="Wicara" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%D0%9D%D1%8B%D1%85%D0%B0%D1%81" title="Ныхас – Ossetic" lang="os" hreflang="os" data-title="Ныхас" data-language-autonym="Ирон" data-language-local-name="Ossetic" class="interlanguage-link-target"><span>Ирон</span></a></li><li class="interlanguage-link interwiki-xh mw-list-item"><a href="https://xh.wikipedia.org/wiki/Intetho" title="Intetho – Xhosa" lang="xh" hreflang="xh" data-title="Intetho" data-language-autonym="IsiXhosa" data-language-local-name="Xhosa" class="interlanguage-link-target"><span>IsiXhosa</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Tal" title="Tal – Icelandic" lang="is" hreflang="is" data-title="Tal" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%93%D7%99%D7%91%D7%95%D7%A8" title="דיבור – Hebrew" lang="he" hreflang="he" data-title="דיבור" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Gunem" title="Gunem – Javanese" lang="jv" hreflang="jv" data-title="Gunem" data-language-autonym="Jawa" data-language-local-name="Javanese" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%AE%E0%B2%BE%E0%B2%A4%E0%B3%81" title="ಮಾತು – Kannada" lang="kn" hreflang="kn" data-title="ಮಾತು" data-language-autonym="ಕನ್ನಡ" data-language-local-name="Kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%9B%E1%83%94%E1%83%A2%E1%83%A7%E1%83%95%E1%83%94%E1%83%9A%E1%83%94%E1%83%91%E1%83%90" title="მეტყველება – Georgian" lang="ka" hreflang="ka" data-title="მეტყველება" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%A1%D3%A9%D0%B9%D0%BB%D0%B5%D1%83" title="Сөйлеу – Kazakh" lang="kk" hreflang="kk" data-title="Сөйлеу" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Pale" title="Pale – Haitian Creole" lang="ht" hreflang="ht" data-title="Pale" data-language-autonym="Kreyòl ayisyen" data-language-local-name="Haitian Creole" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Peyiv%C3%AEn" title="Peyivîn – Kurdish" lang="ku" hreflang="ku" data-title="Peyivîn" data-language-autonym="Kurdî" data-language-local-name="Kurdish" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-lld mw-list-item"><a href="https://lld.wikipedia.org/wiki/Rujen%C3%A9" title="Rujené – Ladin" lang="lld" hreflang="lld" data-title="Rujené" data-language-autonym="Ladin" data-language-local-name="Ladin" class="interlanguage-link-target"><span>Ladin</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Runa" title="Runa – Latvian" lang="lv" hreflang="lv" data-title="Runa" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Besz%C3%A9d" title="Beszéd – Hungarian" lang="hu" hreflang="hu" data-title="Beszéd" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%93%D0%BE%D0%B2%D0%BE%D1%80" title="Говор – Macedonian" lang="mk" hreflang="mk" data-title="Говор" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-mt mw-list-item"><a href="https://mt.wikipedia.org/wiki/Ta%C4%A7dit" title="Taħdit – Maltese" lang="mt" hreflang="mt" data-title="Taħdit" data-language-autonym="Malti" data-language-local-name="Maltese" class="interlanguage-link-target"><span>Malti</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D9%83%D9%84%D8%A7%D9%85" title="كلام – Egyptian Arabic" lang="arz" hreflang="arz" data-title="كلام" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%AF%D1%80%D0%B8%D0%B0" title="Яриа – Mongolian" lang="mn" hreflang="mn" data-title="Яриа" data-language-autonym="Монгол" data-language-local-name="Mongolian" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-fj mw-list-item"><a href="https://fj.wikipedia.org/wiki/Vosa_(voqanivosa)" title="Vosa (voqanivosa) – Fijian" lang="fj" hreflang="fj" data-title="Vosa (voqanivosa)" data-language-autonym="Na Vosa Vakaviti" data-language-local-name="Fijian" class="interlanguage-link-target"><span>Na Vosa Vakaviti</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Spraak" title="Spraak – Dutch" lang="nl" hreflang="nl" data-title="Spraak" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E9%9F%B3%E5%A3%B0" title="音声 – Japanese" lang="ja" hreflang="ja" data-title="音声" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Tale" title="Tale – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Tale" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Tale" title="Tale – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Tale" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegian Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Paraula" title="Paraula – Occitan" lang="oc" hreflang="oc" data-title="Paraula" data-language-autonym="Occitan" data-language-local-name="Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Nutq" title="Nutq – Uzbek" lang="uz" hreflang="uz" data-title="Nutq" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D9%88%DB%8C%D9%86%D8%A7_(%D8%AA%D9%82%D8%B1%D9%8A%D8%B1)" title="وینا (تقرير) – Pashto" lang="ps" hreflang="ps" data-title="وینا (تقرير)" data-language-autonym="پښتو" data-language-local-name="Pashto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Mowa_(j%C4%99zykoznawstwo)" title="Mowa (językoznawstwo) – Polish" lang="pl" hreflang="pl" data-title="Mowa (językoznawstwo)" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Fala" title="Fala – Portuguese" lang="pt" hreflang="pt" data-title="Fala" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Vorbire" title="Vorbire – Romanian" lang="ro" hreflang="ro" data-title="Vorbire" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A0%D0%B5%D1%87%D1%8C" title="Речь – Russian" lang="ru" hreflang="ru" data-title="Речь" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sat mw-list-item"><a href="https://sat.wikipedia.org/wiki/%E1%B1%A8%E1%B1%9A%E1%B1%B2" title="ᱨᱚᱲ – Santali" lang="sat" hreflang="sat" data-title="ᱨᱚᱲ" data-language-autonym="ᱥᱟᱱᱛᱟᱲᱤ" data-language-local-name="Santali" class="interlanguage-link-target"><span>ᱥᱟᱱᱛᱟᱲᱤ</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Speak" title="Speak – Scots" lang="sco" hreflang="sco" data-title="Speak" data-language-autonym="Scots" data-language-local-name="Scots" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Ligj%C3%ABrimi" title="Ligjërimi – Albanian" lang="sq" hreflang="sq" data-title="Ligjërimi" data-language-autonym="Shqip" data-language-local-name="Albanian" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Palora_(facurtati)" title="Palora (facurtati) – Sicilian" lang="scn" hreflang="scn" data-title="Palora (facurtati)" data-language-autonym="Sicilianu" data-language-local-name="Sicilian" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Speech" title="Speech – Simple English" lang="en-simple" hreflang="en-simple" data-title="Speech" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Re%C4%8D" title="Reč – Slovak" lang="sk" hreflang="sk" data-title="Reč" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Hadal" title="Hadal – Somali" lang="so" hreflang="so" data-title="Hadal" data-language-autonym="Soomaaliga" data-language-local-name="Somali" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%82%D8%B3%DB%95" title="قسە – Central Kurdish" lang="ckb" hreflang="ckb" data-title="قسە" data-language-autonym="کوردی" data-language-local-name="Central Kurdish" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%93%D0%BE%D0%B2%D0%BE%D1%80" title="Говор – Serbian" lang="sr" hreflang="sr" data-title="Говор" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Govor" title="Govor – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Govor" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Biantara" title="Biantara – Sundanese" lang="su" hreflang="su" data-title="Biantara" data-language-autonym="Sunda" data-language-local-name="Sundanese" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Puhe" title="Puhe – Finnish" lang="fi" hreflang="fi" data-title="Puhe" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Tal_(spr%C3%A5k)" title="Tal (språk) – Swedish" lang="sv" hreflang="sv" data-title="Tal (språk)" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Pagsasalita" title="Pagsasalita – Tagalog" lang="tl" hreflang="tl" data-title="Pagsasalita" data-language-autonym="Tagalog" data-language-local-name="Tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%AA%E0%AF%87%E0%AE%9A%E0%AF%8D%E0%AE%9A%E0%AF%81" title="பேச்சு – Tamil" lang="ta" hreflang="ta" data-title="பேச்சு" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%AA%E0%B1%8D%E0%B0%B0%E0%B0%B8%E0%B0%82%E0%B0%97%E0%B0%82" title="ప్రసంగం – Telugu" lang="te" hreflang="te" data-title="ప్రసంగం" data-language-autonym="తెలుగు" data-language-local-name="Telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%9E%E0%B8%B9%E0%B8%94" title="การพูด – Thai" lang="th" hreflang="th" data-title="การพูด" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%93%D1%83%D1%84%D1%82%D0%BE%D1%80" title="Гуфтор – Tajik" lang="tg" hreflang="tg" data-title="Гуфтор" data-language-autonym="Тоҷикӣ" data-language-local-name="Tajik" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Konu%C5%9Fma" title="Konuşma – Turkish" lang="tr" hreflang="tr" data-title="Konuşma" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B2%D0%BB%D0%B5%D0%BD%D0%BD%D1%8F" title="Мовлення – Ukrainian" lang="uk" hreflang="uk" data-title="Мовлення" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%AA%D9%82%D8%B1%DB%8C%D8%B1" title="تقریر – Urdu" lang="ur" hreflang="ur" data-title="تقریر" data-language-autonym="اردو" data-language-local-name="Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/N%C3%B3i_chuy%E1%BB%87n" title="Nói chuyện – Vietnamese" lang="vi" hreflang="vi" data-title="Nói chuyện" data-language-autonym="Tiếng 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.hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">For the process of speaking to a group of people, see <a href="/wiki/Public_speaking" title="Public speaking">Public speaking</a>. For other uses, see <a href="/wiki/Speech_(disambiguation)" class="mw-disambig" title="Speech (disambiguation)">Speech (disambiguation)</a>.</div> <figure class="mw-default-size" typeof="mw:File/Thumb"><span><video id="mwe_player_0" poster="//upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Real-time_MRI_-_Speaking_%28English%29.ogv/220px--Real-time_MRI_-_Speaking_%28English%29.ogv.jpg" controls="" preload="none" data-mw-tmh="" class="mw-file-element" width="220" height="220" data-durationhint="15" data-mwtitle="Real-time_MRI_-_Speaking_(English).ogv" data-mwprovider="wikimediacommons" resource="/wiki/File:Real-time_MRI_-_Speaking_(English).ogv"><source src="//upload.wikimedia.org/wikipedia/commons/9/9f/Real-time_MRI_-_Speaking_%28English%29.ogv" type="video/ogg; codecs="theora, vorbis"" data-width="256" data-height="256" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/9/9f/Real-time_MRI_-_Speaking_%28English%29.ogv/Real-time_MRI_-_Speaking_%28English%29.ogv.360p.webm" type="video/webm; codecs="vp8, vorbis"" data-transcodekey="360p.webm" data-width="256" data-height="256" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/9/9f/Real-time_MRI_-_Speaking_%28English%29.ogv/Real-time_MRI_-_Speaking_%28English%29.ogv.240p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="240p.vp9.webm" data-width="240" data-height="240" /><track src="https://commons.wikimedia.org/w/api.php?action=timedtext&title=File%3AReal-time_MRI_-_Speaking_%28English%29.ogv&lang=en&trackformat=vtt&origin=%2A" kind="subtitles" type="text/vtt" srclang="en" label="English ‪(en)‬" data-dir="ltr" /></video></span><figcaption>Speech production visualized by <a href="/wiki/Real-time_MRI" title="Real-time MRI">real-time MRI</a></figcaption></figure> <style 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href="mw-data:TemplateStyles:r1129693374"><table class="sidebar sidebar-collapse nomobile nowraplinks linguistics-body"><tbody><tr><td class="sidebar-pretitle">Part of <a href="/wiki/Category:Linguistics" title="Category:Linguistics">a series</a> on</td></tr><tr><th class="sidebar-title-with-pretitle"><a href="/wiki/Linguistics" title="Linguistics">Linguistics</a></th></tr><tr><td class="sidebar-above"> <div class="hlist"><ul><li><a href="/wiki/Outline_of_linguistics" title="Outline of linguistics">Outline</a></li><li><a href="/wiki/History_of_linguistics" title="History of linguistics">History</a></li><li><a href="/wiki/Index_of_linguistics_articles" title="Index of linguistics articles">Index</a></li></ul></div></td></tr><tr><td class="sidebar-content"> <div class="sidebar-list mw-collapsible mw-collapsed"><div class="sidebar-list-title" style="color: var(--color-base)">General linguistics</div><div class="sidebar-list-content mw-collapsible-content hlist"> <ul><li><a href="/wiki/Historical_linguistics" title="Historical linguistics">Diachronic</a></li> <li><a href="/wiki/Lexicography" title="Lexicography">Lexicography</a></li> <li><a href="/wiki/Morphology_(linguistics)" title="Morphology (linguistics)">Morphology</a></li> <li><a href="/wiki/Phonology" title="Phonology">Phonology</a></li> <li><a href="/wiki/Pragmatics" title="Pragmatics">Pragmatics</a></li> <li><a href="/wiki/Semantics" title="Semantics">Semantics</a></li> <li><a href="/wiki/Syntax" title="Syntax">Syntax</a></li> <li><a href="/wiki/Syntax%E2%80%93semantics_interface" title="Syntax–semantics interface">Syntax–semantics interface</a></li> <li><a href="/wiki/Linguistic_typology" title="Linguistic typology">Typology</a></li></ul></div></div></td> </tr><tr><td class="sidebar-content"> <div class="sidebar-list mw-collapsible mw-collapsed"><div class="sidebar-list-title" style="color: var(--color-base)">Applied linguistics</div><div class="sidebar-list-content mw-collapsible-content hlist"> <ul><li><a href="/wiki/Language_acquisition" title="Language acquisition">Acquisition</a></li> <li><a href="/wiki/Anthropological_linguistics" title="Anthropological linguistics">Anthropological</a></li> <li><a href="/wiki/Applied_linguistics" title="Applied linguistics">Applied</a></li> <li><a href="/wiki/Computational_linguistics" title="Computational linguistics">Computational</a></li> <li><a href="/wiki/Conversation_analysis" title="Conversation analysis">Conversation analysis</a></li> <li><a href="/wiki/Corpus_linguistics" title="Corpus linguistics">Corpus linguistics</a></li> <li><a href="/wiki/Discourse_analysis" title="Discourse analysis">Discourse analysis</a></li> <li><a href="/wiki/Determinism" title="Determinism">Determinism</a></li> <li><a href="/wiki/Linguistic_distance" title="Linguistic distance">Distance</a></li> <li><a href="/wiki/Language_documentation" title="Language documentation">Documentation</a></li> <li><a href="/wiki/Ethnography_of_communication" title="Ethnography of communication">Ethnography of communication</a></li> <li><a href="/wiki/Ethnomethodology" title="Ethnomethodology">Ethnomethodology</a></li> <li><a href="/wiki/Forensic_linguistics" title="Forensic linguistics">Forensic</a></li> <li><a href="/wiki/History_of_linguistics" title="History of linguistics">History of linguistics</a></li> <li><a href="/wiki/Interlinguistics" title="Interlinguistics">Interlinguistics</a></li> <li><a href="/wiki/Neurolinguistics" title="Neurolinguistics">Neurolinguistics</a></li> <li><a href="/wiki/Philology" title="Philology">Philology</a></li> <li><a href="/wiki/Philosophy_of_language" title="Philosophy of language">Philosophy of language</a></li> <li><a href="/wiki/Phonetics" title="Phonetics">Phonetics</a></li> <li><a href="/wiki/Psycholinguistics" title="Psycholinguistics">Psycholinguistics</a></li> <li><a href="/wiki/Sociolinguistics" title="Sociolinguistics">Sociolinguistics</a></li> <li><a href="/wiki/Text_linguistics" title="Text linguistics">Text</a></li> <li><a href="/wiki/Translation_studies" title="Translation studies">Translating</a> and <a href="/wiki/Language_interpretation" title="Language interpretation">interpreting</a></li> <li><a href="/wiki/Writing_system" title="Writing system">Writing systems</a></li></ul></div></div></td> </tr><tr><td class="sidebar-content"> <div class="sidebar-list mw-collapsible mw-collapsed"><div class="sidebar-list-title" style="color: var(--color-base)">Theoretical frameworks</div><div class="sidebar-list-content mw-collapsible-content hlist"> <ul><li><a href="/wiki/Formalism_(linguistics)" title="Formalism (linguistics)">Formalist</a> <ul><li><a href="/wiki/Phrase_structure_grammar" title="Phrase structure grammar">Constituency</a></li> <li><a href="/wiki/Dependency_grammar" title="Dependency grammar">Dependency</a></li> <li><a href="/wiki/Distributionalism" title="Distributionalism">Distributionalism</a></li> <li><a href="/wiki/Generative_grammar" title="Generative grammar">Generative</a></li> <li><a href="/wiki/Glossematics" title="Glossematics">Glossematics</a></li></ul></li> <li><a href="/wiki/Functional_linguistics" title="Functional linguistics">Functional</a> <ul><li><a href="/wiki/Cognitive_grammar" title="Cognitive grammar">Cognitive</a></li> <li><a href="/wiki/Construction_grammar" title="Construction grammar">Construction grammar</a></li> <li><a href="/wiki/Functional_discourse_grammar" title="Functional discourse grammar">Functional discourse grammar</a></li> <li><a href="/wiki/Grammaticalization" title="Grammaticalization">Grammaticalization</a></li> <li><a href="/wiki/Interactional_linguistics" title="Interactional linguistics">Interactional linguistics</a></li> <li><a href="/wiki/Prague_linguistic_circle" title="Prague linguistic circle">Prague circle</a></li> <li><a href="/wiki/Systemic_functional_linguistics" title="Systemic functional linguistics">Systemic functional</a></li> <li><a href="/wiki/Usage-based_models_of_language" 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title="Iconicity">Iconicity</a></li> <li><a href="/wiki/Internationalism_(linguistics)" title="Internationalism (linguistics)">Internationalism</a></li> <li><a href="/wiki/Internet_linguistics" title="Internet linguistics">Internet linguistics</a></li> <li><a href="/wiki/LGBTQ_linguistics" title="LGBTQ linguistics">LGBTQ linguistics</a></li> <li><a href="/wiki/Origin_of_language" title="Origin of language">Origin of language</a></li> <li><a href="/wiki/Orismology" title="Orismology">Orismology</a></li> <li><a href="/wiki/Orthography" title="Orthography">Orthography</a></li> <li><a href="/wiki/Philosophy_of_linguistics" title="Philosophy of linguistics">Philosophy of linguistics</a></li> <li><a href="/wiki/Linguistic_prescription" title="Linguistic prescription">Prescriptivism</a></li> <li><a href="/wiki/Second-language_acquisition" title="Second-language acquisition">Second-language acquisition</a></li> <li><a href="/wiki/Theory_of_language" title="Theory of language">Theory of language</a></li> <li><a href="/wiki/Terminology" title="Terminology">Terminology</a></li></ul></div></div></td> </tr><tr><td class="sidebar-below"> <span class="noviewer" typeof="mw:File"><a href="/wiki/File:Symbol_portal_class.svg" class="mw-file-description" title="Portal"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/16px-Symbol_portal_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/23px-Symbol_portal_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/31px-Symbol_portal_class.svg.png 2x" data-file-width="180" data-file-height="185" /></a></span> <a href="/wiki/Portal:Linguistics" title="Portal:Linguistics">Portal</a></td></tr><tr><td class="sidebar-navbar"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Linguistics" title="Template:Linguistics"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Linguistics" title="Template talk:Linguistics"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Linguistics" title="Special:EditPage/Template:Linguistics"><abbr title="Edit this template">e</abbr></a></li></ul></div></td></tr></tbody></table> <p><b>Speech</b> is the use of the <a href="/wiki/Human_voice" title="Human voice">human voice</a> as a medium for <a href="/wiki/Language" title="Language">language</a>. <a href="/wiki/Spoken_language" title="Spoken language">Spoken language</a> combines <a href="/wiki/Vowel" title="Vowel">vowel</a> and <a href="/wiki/Consonant" title="Consonant">consonant</a> sounds to form units of meaning like <a href="/wiki/Word" title="Word">words</a>, which belong to a language's <a href="/wiki/Lexicon" title="Lexicon">lexicon</a>. There are many different intentional <a href="/wiki/Speech_act" title="Speech act">speech acts</a>, such as informing, declaring, <a href="/wiki/Asking" class="mw-redirect" title="Asking">asking</a>, <a href="/wiki/Persuading" class="mw-redirect" title="Persuading">persuading</a>, directing; acts may vary in various aspects like <a href="/wiki/Enunciation" class="mw-redirect" title="Enunciation">enunciation</a>, <a href="/wiki/Intonation_(linguistics)" title="Intonation (linguistics)">intonation</a>, <a href="/wiki/Loudness" title="Loudness">loudness</a>, and <a href="/wiki/Speech_tempo" title="Speech tempo">tempo</a> to convey meaning. Individuals may also unintentionally communicate aspects of their social position through speech, such as sex, age, place of origin, physiological and mental condition, education, and experiences. </p><p>While normally used to facilitate <a href="/wiki/Communication" title="Communication">communication</a> with others, people may also use speech without the intent to communicate. Speech may nevertheless express emotions or desires; people <a href="/wiki/Talking_to_oneself" class="mw-redirect" title="Talking to oneself">talk to themselves</a> sometimes in acts that are a development of what some <a href="/wiki/Psychologist" title="Psychologist">psychologists</a> (e.g., <a href="/wiki/Lev_Vygotsky" title="Lev Vygotsky">Lev Vygotsky</a>) have maintained is the use of silent speech in an <a href="/wiki/Stream_of_consciousness_(psychology)" title="Stream of consciousness (psychology)">interior monologue</a> to vivify and organize <a href="/wiki/Cognition" title="Cognition">cognition</a>, sometimes in the momentary adoption of a dual persona as self addressing self as though addressing another person. Solo speech can be used <a href="/wiki/Memorization" title="Memorization">to memorize</a> or to test one's memorization of things, and in <a href="/wiki/Prayer" title="Prayer">prayer</a> or in <a href="/wiki/Meditation" title="Meditation">meditation</a>. </p><p>Researchers study many different aspects of speech: speech production and <a href="/wiki/Speech_perception" title="Speech perception">speech perception</a> of the <a href="/wiki/Sound" title="Sound">sounds</a> used in a language, <a href="/wiki/Speech_repetition" title="Speech repetition">speech repetition</a>, <a href="/wiki/Speech_error" title="Speech error">speech errors</a>, the ability to map heard spoken words onto the vocalizations needed to recreate them, which plays a key role in <a href="/wiki/Children" class="mw-redirect" title="Children">children</a>'s enlargement of their <a href="/wiki/Vocabulary" title="Vocabulary">vocabulary</a>, and what different areas of the human brain, such as <a href="/wiki/Broca%27s_area" title="Broca's area">Broca's area</a> and <a href="/wiki/Wernicke%27s_area" title="Wernicke's area">Wernicke's area</a>, underlie speech. Speech is the subject of study for <a href="/wiki/Linguistics" title="Linguistics">linguistics</a>, <a href="/wiki/Cognitive_science" title="Cognitive science">cognitive science</a>, <a href="/wiki/Communication_studies" title="Communication studies">communication studies</a>, <a href="/wiki/Psychology" title="Psychology">psychology</a>, <a href="/wiki/Computer_science" title="Computer science">computer science</a>, <a href="/wiki/Speech_pathology" class="mw-redirect" title="Speech pathology">speech pathology</a>, <a href="/wiki/Otolaryngology" class="mw-redirect" title="Otolaryngology">otolaryngology</a>, and <a href="/wiki/Acoustics" title="Acoustics">acoustics</a>. Speech compares with <a href="/wiki/Written_language" title="Written language">written language</a>,<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> which may differ in its vocabulary, syntax, and phonetics from the spoken language, a situation called <a href="/wiki/Diglossia" title="Diglossia">diglossia</a>. </p><p>The evolutionary <a href="/wiki/Origin_of_speech" title="Origin of speech">origin of speech</a> is subject to debate and speculation. While <a href="/wiki/Animal_language" title="Animal language">animals also communicate</a> using vocalizations, and trained apes such as <a href="/wiki/Washoe_(chimpanzee)" title="Washoe (chimpanzee)">Washoe</a> and <a href="/wiki/Kanzi" title="Kanzi">Kanzi</a> can use simple <a href="/wiki/Sign_language" title="Sign language">sign language</a>, no animals' vocalizations are articulated phonemically and syntactically, and do not constitute speech. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Evolution">Evolution</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=1" title="Edit section: Evolution"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Origin_of_speech" title="Origin of speech">Origin of speech</a></div> <p>Although related to the more general problem of the <a href="/wiki/Origin_of_language" title="Origin of language">origin of language</a>, the <a href="/wiki/Evolution" title="Evolution">evolution</a> of distinctively human speech capacities has become a distinct and in many ways separate area of scientific research.<sup id="cite_ref-Hockett_1960_2-0" class="reference"><a href="#cite_note-Hockett_1960-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Corballis_2002_3-0" class="reference"><a href="#cite_note-Corballis_2002-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Lieberman_1984_4-0" class="reference"><a href="#cite_note-Lieberman_1984-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Lieberman,_P_2000_5-0" class="reference"><a href="#cite_note-Lieberman,_P_2000-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Abry_Boë_1998_6-0" class="reference"><a href="#cite_note-Abry_Boë_1998-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> The topic is a separate one because language is not necessarily spoken: it can equally be <a href="/wiki/Written_language" title="Written language">written</a> or <a href="/wiki/Sign_language" title="Sign language">signed</a>. Speech is in this sense optional, although it is the default modality for language. </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Places_of_articulation.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/75/Places_of_articulation.svg/220px-Places_of_articulation.svg.png" decoding="async" width="220" height="275" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/75/Places_of_articulation.svg/330px-Places_of_articulation.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/75/Places_of_articulation.svg/440px-Places_of_articulation.svg.png 2x" data-file-width="800" data-file-height="1000" /></a><figcaption>Places of articulation (passive and active):<br />1. Exo-labial, 2. Endo-labial, 3. Dental, 4. Alveolar, 5. Post-alveolar, 6. Pre-palatal, 7. Palatal, 8. Velar, 9. Uvular, 10. Pharyngeal, 11. Glottal, 12. Epiglottal, 13. Radical, 14. Postero-dorsal, 15. Antero-dorsal, 16. Laminal, 17. Apical, 18. Sub-apical</figcaption></figure> <p><a href="/wiki/Monkey" title="Monkey">Monkeys</a>, non-human <a href="/wiki/Ape" title="Ape">apes</a> and humans, like many other animals, have evolved specialised mechanisms for producing <i>sound</i> for purposes of social communication.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> On the other hand, no monkey or ape uses its <i>tongue</i> for such purposes.<sup id="cite_ref-Riede_2005_8-0" class="reference"><a href="#cite_note-Riede_2005-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Riede_Bronson_2006_9-0" class="reference"><a href="#cite_note-Riede_Bronson_2006-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> The human species' unprecedented use of the tongue, lips and other moveable parts seems to place speech in a quite separate category, making its evolutionary emergence an intriguing theoretical challenge in the eyes of many scholars.<sup id="cite_ref-Fitch_2000_10-0" class="reference"><a href="#cite_note-Fitch_2000-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p><p>Determining the timeline of human speech evolution is made additionally challenging by the lack of data in the fossil record. The human <a href="/wiki/Vocal_tract" title="Vocal tract">vocal tract</a> does not fossilize, and indirect evidence of vocal tract changes in hominid fossils has proven inconclusive.<sup id="cite_ref-Fitch_2000_10-1" class="reference"><a href="#cite_note-Fitch_2000-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Production">Production</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=2" title="Edit section: Production"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main articles: <a href="/wiki/Speech_production" title="Speech production">Speech production</a> and <a href="/wiki/Linguistics" title="Linguistics">Linguistics</a></div> <p>Speech production is an unconscious multi-step process by which thoughts are generated into spoken utterances. Production involves the unconscious mind selecting appropriate words and the appropriate form of those words from the lexicon and morphology, and the organization of those words through the syntax. Then, the phonetic properties of the words are retrieved and the sentence is articulated through the articulations associated with those phonetic properties.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> </p><p>In <a href="/wiki/Linguistics" title="Linguistics">linguistics</a>, <a href="/wiki/Articulatory_phonetics" title="Articulatory phonetics">articulatory phonetics</a> is the study of how the tongue, lips, jaw, vocal cords, and other speech organs are used to make sounds. Speech sounds are categorized by <a href="/wiki/Manner_of_articulation" title="Manner of articulation">manner of articulation</a> and <a href="/wiki/Place_of_articulation" title="Place of articulation">place of articulation</a>. Place of articulation refers to where in the neck or mouth the airstream is constricted. Manner of articulation refers to the manner in which the speech organs interact, such as how closely the air is restricted, what form of airstream is used (e.g. <a href="/wiki/Pulmonic_consonant" title="Pulmonic consonant">pulmonic</a>, implosive, ejectives, and clicks), whether or not the vocal cords are vibrating, and whether the nasal cavity is opened to the airstream.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> The concept is primarily used for the production of <a href="/wiki/Consonant" title="Consonant">consonants</a>, but can be used for <a href="/wiki/Vowels" class="mw-redirect" title="Vowels">vowels</a> in qualities such as <a href="/wiki/Voicing_(phonetics)" class="mw-redirect" title="Voicing (phonetics)">voicing</a> and <a href="/wiki/Nasalization" title="Nasalization">nasalization</a>. For any place of articulation, there may be several manners of articulation, and therefore several <a href="/wiki/Homorganic" class="mw-redirect" title="Homorganic">homorganic</a> consonants. </p><p>Normal human speech is pulmonic, produced with pressure from the <a href="/wiki/Lung" title="Lung">lungs</a>, which creates <a href="/wiki/Phonation" title="Phonation">phonation</a> in the <a href="/wiki/Glottis" title="Glottis">glottis</a> in the <a href="/wiki/Larynx" title="Larynx">larynx</a>, which is then modified by the vocal tract and mouth into different vowels and consonants. However humans can pronounce words without the use of the lungs and glottis in <a href="/wiki/Alaryngeal_speech" title="Alaryngeal speech">alaryngeal speech</a>, of which there are three types: <a href="/wiki/Esophageal_speech" title="Esophageal speech">esophageal speech</a>, pharyngeal speech and buccal speech (better known as <a href="/wiki/Donald_Duck_talk" title="Donald Duck talk">Donald Duck talk</a>). </p> <div class="mw-heading mw-heading3"><h3 id="Errors">Errors</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=3" title="Edit section: Errors"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Speech_error" title="Speech error">Speech error</a></div> <p>Speech production is a complex activity, and as a consequence errors are common, especially in children. Speech errors come in many forms and are used to provide evidence to support hypotheses about the nature of speech.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> As a result, speech errors are often used in the construction of models for language production and <a href="/wiki/Language_acquisition" title="Language acquisition">child language acquisition</a>. For example, the fact that children often make the error of over-regularizing the -ed past tense suffix in English (e.g. saying 'singed' instead of 'sang') shows that the regular forms are acquired earlier.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> Speech errors associated with certain kinds of aphasia have been used to map certain components of speech onto the brain and see the relation between different aspects of production; for example, the difficulty of <a href="/wiki/Expressive_aphasia" title="Expressive aphasia">expressive aphasia</a> patients in producing regular past-tense verbs, but not irregulars like 'sing-sang' has been used to demonstrate that regular inflected forms of a word are not individually stored in the lexicon, but produced from affixation to the base form.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Perception">Perception</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=4" title="Edit section: Perception"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Speech_perception" title="Speech perception">Speech perception</a></div> <p>Speech perception refers to the processes by which humans can interpret and understand the sounds used in language. The study of speech perception is closely linked to the fields of <a href="/wiki/Phonetics" title="Phonetics">phonetics</a> and <a href="/wiki/Phonology" title="Phonology">phonology</a> in linguistics and cognitive psychology and perception in psychology. Research in speech perception seeks to understand how listeners recognize speech sounds and use this information to understand <a href="/wiki/Spoken_language" title="Spoken language">spoken language</a>. Research into speech perception also has applications in building <a href="/wiki/Speech_recognition" title="Speech recognition">computer systems that can recognize speech</a>, as well as improving speech recognition for hearing- and language-impaired listeners.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> </p><p>Speech perception is <a href="/wiki/Categorical_perception" title="Categorical perception">categorical</a>, in that people put the sounds they hear into categories rather than perceiving them as a spectrum. People are more likely to be able to hear differences in sounds across categorical boundaries than within them. A good example of this is <a href="/wiki/Voice-onset_time" class="mw-redirect" title="Voice-onset time">voice onset time</a> (VOT), one aspect of the phonetic production of consonant sounds. For example, Hebrew speakers, who distinguish voiced /b/ from voiceless /p/, will more easily detect a change in VOT from -10 ( perceived as /b/ ) to 0 ( perceived as /p/ ) than a change in VOT from +10 to +20, or -10 to -20, despite this being an equally large change on the VOT spectrum.<sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Development">Development</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=5" title="Edit section: Development"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Language_development" title="Language development">Language development</a></div> <p>Most human children develop proto-speech babbling behaviors when they are four to six months old. Most will begin saying their first words at some point during the first year of life. Typical children progress through two or three word phrases before three years of age followed by short sentences by four years of age.<sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Repetition">Repetition</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=6" title="Edit section: Repetition"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Speech_repetition" title="Speech repetition">Speech repetition</a></div> <p>In speech repetition, speech being heard is quickly turned from sensory input into motor instructions needed for its immediate or delayed vocal imitation (in <a href="/wiki/Baddeley%27s_model_of_working_memory#Phonological_loop" title="Baddeley's model of working memory">phonological memory</a>). This type of mapping plays a key role in enabling children to expand their spoken vocabulary. Masur (1995) found that how often children repeat novel words versus those they already have in their lexicon is related to the size of their lexicon later on, with young children who repeat more novel words having a larger lexicon later in development. Speech repetition could help facilitate the acquisition of this larger lexicon.<sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Problems">Problems</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=7" title="Edit section: Problems"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">See also: <a href="/wiki/Speech_disorder" title="Speech disorder">Speech disorder</a></div> <style data-mw-deduplicate="TemplateStyles:r1251242444">.mw-parser-output .ambox{border:1px solid #a2a9b1;border-left:10px solid #36c;background-color:#fbfbfb;box-sizing:border-box}.mw-parser-output .ambox+link+.ambox,.mw-parser-output .ambox+link+style+.ambox,.mw-parser-output .ambox+link+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+style+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+link+.ambox{margin-top:-1px}html body.mediawiki .mw-parser-output .ambox.mbox-small-left{margin:4px 1em 4px 0;overflow:hidden;width:238px;border-collapse:collapse;font-size:88%;line-height:1.25em}.mw-parser-output .ambox-speedy{border-left:10px solid #b32424;background-color:#fee7e6}.mw-parser-output .ambox-delete{border-left:10px solid #b32424}.mw-parser-output .ambox-content{border-left:10px solid #f28500}.mw-parser-output .ambox-style{border-left:10px solid #fc3}.mw-parser-output .ambox-move{border-left:10px solid #9932cc}.mw-parser-output .ambox-protection{border-left:10px solid #a2a9b1}.mw-parser-output .ambox .mbox-text{border:none;padding:0.25em 0.5em;width:100%}.mw-parser-output .ambox .mbox-image{border:none;padding:2px 0 2px 0.5em;text-align:center}.mw-parser-output .ambox .mbox-imageright{border:none;padding:2px 0.5em 2px 0;text-align:center}.mw-parser-output .ambox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .ambox .mbox-image-div{width:52px}@media(min-width:720px){.mw-parser-output .ambox{margin:0 10%}}@media print{body.ns-0 .mw-parser-output .ambox{display:none!important}}</style><table class="box-Medical_citations_needed plainlinks metadata ambox ambox-content" role="presentation"><tbody><tr><td class="mbox-image"><div class="mbox-image-div"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/b/b4/Ambox_important.svg/40px-Ambox_important.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/b/b4/Ambox_important.svg/60px-Ambox_important.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/b/b4/Ambox_important.svg/80px-Ambox_important.svg.png 2x" data-file-width="40" data-file-height="40" /></span></span></div></td><td class="mbox-text"><div class="mbox-text-span">This section <b>needs more <a href="/wiki/Wikipedia:Identifying_reliable_sources_(medicine)" title="Wikipedia:Identifying reliable sources (medicine)">reliable medical references</a> for <a href="/wiki/Wikipedia:Verifiability" title="Wikipedia:Verifiability">verification</a> or relies too heavily on <a href="/wiki/Wikipedia:Primary_sources" class="mw-redirect" title="Wikipedia:Primary sources">primary sources</a></b>.<span class="hide-when-compact"> Please review the contents of the section and <a class="external text" href="https://en.wikipedia.org/w/index.php?title=Speech&action=edit">add the appropriate references</a> if you can. Unsourced or poorly sourced material may be challenged and <a href="/wiki/Wikipedia:Verifiability#Burden_of_evidence" title="Wikipedia:Verifiability">removed</a>. <small><span class="plainlinks"><i>Find sources:</i> <a rel="nofollow" class="external text" href="https://www.google.com/search?as_eq=wikipedia&q=%22Speech%22">"Speech"</a> – <a rel="nofollow" class="external text" href="https://www.google.com/search?tbm=nws&q=%22Speech%22+-wikipedia&tbs=ar:1">news</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?&q=%22Speech%22&tbs=bkt:s&tbm=bks">newspapers</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?tbs=bks:1&q=%22Speech%22+-wikipedia">books</a> <b>·</b> <a rel="nofollow" class="external text" href="https://scholar.google.com/scholar?q=%22Speech%22">scholar</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.jstor.org/action/doBasicSearch?Query=%22Speech%22&acc=on&wc=on">JSTOR</a></span></small></span> <span class="date-container"><i>(<span class="date">August 2022</span>)</i></span></div></td><td class="mbox-imageright"><div class="mbox-image-div"><span typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Star_of_life.svg/52px-Star_of_life.svg.png" decoding="async" width="52" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Star_of_life.svg/77px-Star_of_life.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Star_of_life.svg/103px-Star_of_life.svg.png 2x" data-file-width="198" data-file-height="192" /></span></span></div></td></tr></tbody></table> <p>There are several organic and psychological factors that can affect speech. Among these are: </p> <ol><li>Diseases and disorders of the <a href="/wiki/Lung" title="Lung">lungs</a> or the <a href="/wiki/Vocal_cords" title="Vocal cords">vocal cords</a>, including <a href="/wiki/Paralysis" title="Paralysis">paralysis</a>, respiratory infections (bronchitis), <a href="/wiki/Vocal_fold_nodules" class="mw-redirect" title="Vocal fold nodules">vocal fold nodules</a> and <a href="/wiki/Cancer" title="Cancer">cancers</a> of the lungs and throat.</li> <li>Diseases and disorders of the <a href="/wiki/Human_brain" title="Human brain">brain</a>, including <a href="/wiki/Alogia" title="Alogia">alogia</a>, <a href="/wiki/Aphasia" title="Aphasia">aphasias</a>, <a href="/wiki/Dysarthria" title="Dysarthria">dysarthria</a>, <a href="/wiki/Dystonia" title="Dystonia">dystonia</a> and <a href="/wiki/Speech_processing" title="Speech processing">speech processing</a> disorders, where impaired <a href="/wiki/Motor_planning" title="Motor planning">motor planning</a>, nerve transmission, phonological processing or perception of the message (as opposed to the actual sound) leads to poor speech production.</li> <li>Hearing problems, such as <a href="/wiki/Otitis_media" title="Otitis media">otitis media with effusion</a>, and listening problems, <a href="/wiki/Auditory_processing_disorder" title="Auditory processing disorder">auditory processing disorders</a>, can lead to phonological problems. In addition to <a href="/wiki/Dysphasia" class="mw-redirect" title="Dysphasia">dysphasia</a>, <a href="/wiki/Anomic_aphasia" title="Anomic aphasia">anomia</a> and auditory processing disorder impede the quality of auditory perception, and therefore, expression. Those who are <a href="/wiki/Deafness" title="Deafness">deaf</a> or hard of hearing may be considered to fall into this category.</li> <li>Articulatory problems, such as slurred speech, <a href="/wiki/Stuttering" title="Stuttering">stuttering</a>, <a href="/wiki/Lisp_(speech)" class="mw-redirect" title="Lisp (speech)">lisping</a>, <a href="/wiki/Cleft_palate" class="mw-redirect" title="Cleft palate">cleft palate</a>, <a href="/wiki/Ataxia" title="Ataxia">ataxia</a>, or <a href="/wiki/Nerve" title="Nerve">nerve</a> damage leading to problems in <a href="/wiki/Manner_of_articulation" title="Manner of articulation">articulation</a>. <a href="/wiki/Tourette_syndrome" title="Tourette syndrome">Tourette syndrome</a> and <a href="/wiki/Tic" title="Tic">tics</a> can also affect speech. Various <a href="/wiki/Congenital_disorder" class="mw-redirect" title="Congenital disorder">congenital</a> and acquired <a href="/wiki/Tongue_disease" title="Tongue disease">tongue diseases</a> can affect speech as can <a href="/wiki/Motor_neuron_disease" class="mw-redirect" title="Motor neuron disease">motor neuron disease</a>.</li> <li><a href="/wiki/Psychiatric" class="mw-redirect" title="Psychiatric">Psychiatric</a> disorders have been shown to change speech acoustic features, where for instance, <a href="/wiki/Fundamental_frequency" title="Fundamental frequency">fundamental frequency</a> of voice (perceived as pitch) tends to be significantly lower in <a href="/wiki/Major_depressive_disorder" title="Major depressive disorder">major depressive disorder</a> than in healthy controls.<sup id="cite_ref-Low_21-0" class="reference"><a href="#cite_note-Low-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> Therefore, speech is being investigated as a potential biomarker for mental health disorders.</li></ol> <p>Speech and language disorders can also result from stroke,<sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> brain injury,<sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> hearing loss,<sup id="cite_ref-24" class="reference"><a href="#cite_note-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup> developmental delay,<sup id="cite_ref-25" class="reference"><a href="#cite_note-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup> a cleft palate,<sup id="cite_ref-26" class="reference"><a href="#cite_note-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup> cerebral palsy,<sup id="cite_ref-27" class="reference"><a href="#cite_note-27"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup> or emotional issues.<sup id="cite_ref-28" class="reference"><a href="#cite_note-28"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Treatment">Treatment</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=8" title="Edit section: Treatment"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Speech%E2%80%93language_pathology" title="Speech–language pathology">Speech–language pathology</a></div> <p>Speech-related diseases, disorders, and conditions can be treated by a speech-language pathologist (SLP) or speech therapist. SLPs assess levels of speech needs, make diagnoses based on the assessments, and then treat the diagnoses or address the needs.<sup id="cite_ref-29" class="reference"><a href="#cite_note-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Brain_physiology">Brain physiology</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=9" title="Edit section: Brain physiology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Classical_model">Classical model</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=10" title="Edit section: Classical model"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Brain_-_Broca%27s_and_Wernicke%27s_area_Diagram.svg" class="mw-file-description"><img alt="Diagram of the brain" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/49/Brain_-_Broca%27s_and_Wernicke%27s_area_Diagram.svg/200px-Brain_-_Broca%27s_and_Wernicke%27s_area_Diagram.svg.png" decoding="async" width="200" height="200" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/49/Brain_-_Broca%27s_and_Wernicke%27s_area_Diagram.svg/300px-Brain_-_Broca%27s_and_Wernicke%27s_area_Diagram.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/49/Brain_-_Broca%27s_and_Wernicke%27s_area_Diagram.svg/400px-Brain_-_Broca%27s_and_Wernicke%27s_area_Diagram.svg.png 2x" data-file-width="512" data-file-height="512" /></a><figcaption>Broca's and Wernicke's areas of the brain, which are critical in language.</figcaption></figure> <p>The classical or <a href="/wiki/Wernicke%E2%80%93Geschwind_model" title="Wernicke–Geschwind model">Wernicke-Geschwind model</a> of the language system in the brain focuses on <a href="/wiki/Broca%27s_area" title="Broca's area">Broca's area</a> in the inferior <a href="/wiki/Prefrontal_cortex" title="Prefrontal cortex">prefrontal cortex</a>, and <a href="/wiki/Wernicke%27s_area" title="Wernicke's area">Wernicke's area</a> in the posterior <a href="/wiki/Superior_temporal_gyrus" title="Superior temporal gyrus">superior temporal gyrus</a> on the <a href="/wiki/Lateralization_of_brain_function" title="Lateralization of brain function">dominant hemisphere</a> of the brain (typically the left hemisphere for language). In this model, a linguistic auditory signal is first sent from the <a href="/wiki/Auditory_cortex" title="Auditory cortex">auditory cortex</a> to Wernicke's area. The <a href="/wiki/Lexicon" title="Lexicon">lexicon</a> is accessed in Wernicke's area, and these words are sent via the <a href="/wiki/Arcuate_fasciculus" title="Arcuate fasciculus">arcuate fasciculus</a> to Broca's area, where morphology, syntax, and instructions for articulation are generated. This is then sent from Broca's area to the <a href="/wiki/Motor_cortex" title="Motor cortex">motor cortex</a> for articulation.<sup id="cite_ref-30" class="reference"><a href="#cite_note-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup> </p><p><a href="/wiki/Paul_Broca" title="Paul Broca">Paul Broca</a> identified an approximate region of the brain in 1861 which, when damaged in two of his patients, caused severe deficits in speech production, where his patients were unable to speak beyond a few monosyllabic words. This deficit, known as Broca's or <a href="/wiki/Expressive_aphasia" title="Expressive aphasia">expressive aphasia</a>, is characterized by difficulty in speech production where speech is slow and labored, function words are absent, and syntax is severely impaired, as in <a href="/wiki/Telegraphic_speech" title="Telegraphic speech">telegraphic speech</a>. In expressive aphasia, speech comprehension is generally less affected except in the comprehension of grammatically complex sentences.<sup id="cite_ref-:0_31-0" class="reference"><a href="#cite_note-:0-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> Wernicke's area is named after <a href="/wiki/Carl_Wernicke" title="Carl Wernicke">Carl Wernicke</a>, who in 1874 proposed a connection between damage to the posterior area of the left superior temporal gyrus and aphasia, as he noted that not all aphasic patients had had damage to the prefrontal cortex.<sup id="cite_ref-32" class="reference"><a href="#cite_note-32"><span class="cite-bracket">[</span>32<span class="cite-bracket">]</span></a></sup> Damage to Wernicke's area produces Wernicke's or <a href="/wiki/Receptive_aphasia" title="Receptive aphasia">receptive aphasia</a>, which is characterized by relatively normal syntax and prosody but severe impairment in lexical access, resulting in poor comprehension and nonsensical or <a href="/wiki/Jargon_aphasia" title="Jargon aphasia">jargon speech</a>.<sup id="cite_ref-:0_31-1" class="reference"><a href="#cite_note-:0-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Modern_research">Modern research</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=11" title="Edit section: Modern research"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Modern models of the neurological systems behind linguistic comprehension and production recognize the importance of Broca's and Wernicke's areas, but are not limited to them nor solely to the left hemisphere.<sup id="cite_ref-Nakai_2017_33-0" class="reference"><a href="#cite_note-Nakai_2017-33"><span class="cite-bracket">[</span>33<span class="cite-bracket">]</span></a></sup> Instead, multiple streams are involved in speech production and comprehension. Damage to the left <a href="/wiki/Lateral_sulcus" title="Lateral sulcus">lateral sulcus</a> has been connected with difficulty in processing and producing morphology and syntax, while lexical access and comprehension of irregular forms (e.g. eat-ate) remain unaffected.<sup id="cite_ref-34" class="reference"><a href="#cite_note-34"><span class="cite-bracket">[</span>34<span class="cite-bracket">]</span></a></sup> Moreover, the circuits involved in human speech comprehension dynamically adapt with learning, for example, by becoming more efficient in terms of processing time when listening to familiar messages such as learned verses.<sup id="cite_ref-CervantesConstantino_&_Simon_2018_35-0" class="reference"><a href="#cite_note-CervantesConstantino_&_Simon_2018-35"><span class="cite-bracket">[</span>35<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Animal_communication">Animal communication</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=12" title="Edit section: Animal communication"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Talking_animals" class="mw-redirect" title="Talking animals">Talking animals</a></div> <p>Some non-human animals can produce sounds or gestures resembling those of a human language.<sup id="cite_ref-36" class="reference"><a href="#cite_note-36"><span class="cite-bracket">[</span>36<span class="cite-bracket">]</span></a></sup> Several species or groups of animals have developed <a href="/wiki/Animal_communication" title="Animal communication">forms of communication</a> which superficially resemble verbal language, however, these usually are not considered a language because they lack one or more of the <a href="/wiki/Language#Definitions" title="Language">defining characteristics</a>, e.g. <a href="/wiki/Grammar" title="Grammar">grammar</a>, <a href="/wiki/Syntax" title="Syntax">syntax</a>, <a href="/wiki/Recursion#Recursion_in_language" title="Recursion">recursion</a>, and <a href="/wiki/Displacement_(linguistics)" title="Displacement (linguistics)">displacement</a>. Researchers have been successful in teaching some animals to make gestures similar to <a href="/wiki/Sign_language" title="Sign language">sign language</a>,<sup id="cite_ref-37" class="reference"><a href="#cite_note-37"><span class="cite-bracket">[</span>37<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-38" class="reference"><a href="#cite_note-38"><span class="cite-bracket">[</span>38<span class="cite-bracket">]</span></a></sup> although whether this should be considered a language has been disputed.<sup id="cite_ref-39" class="reference"><a href="#cite_note-39"><span class="cite-bracket">[</span>39<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=13" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style 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href="/wiki/Spatial_hearing_loss" title="Spatial hearing loss">Spatial hearing loss</a></li> <li><a href="/wiki/Speechwriter" title="Speechwriter">Speechwriter</a></li> <li><a href="/wiki/Talking_bird" title="Talking bird">Talking birds</a></li> <li><a href="/wiki/Vocology" title="Vocology">Vocology</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=14" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.ahdictionary.com/word/search.html?q=speech">"Speech"</a>. <i>American Heritage Dictionary</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20200807131309/https://www.ahdictionary.com/word/search.html?q=speech">Archived</a> from the original on 2020-08-07<span class="reference-accessdate">. Retrieved <span class="nowrap">2018-09-13</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=American+Heritage+Dictionary&rft.atitle=Speech&rft_id=https%3A%2F%2Fwww.ahdictionary.com%2Fword%2Fsearch.html%3Fq%3Dspeech&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-Hockett_1960-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-Hockett_1960_2-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHockett1960" class="citation journal cs1"><a href="/wiki/Charles_F._Hockett" title="Charles F. Hockett">Hockett, Charles F.</a> (1960). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20140106173517/http://www.gifted.ucalgary.ca/dflynn/files/dflynn/Hockett60.pdf">"The Origin of Speech"</a> <span class="cs1-format">(PDF)</span>. <i><a href="/wiki/Scientific_American" title="Scientific American">Scientific American</a></i>. <b>203</b> (3): 88–96. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1960SciAm.203c..88H">1960SciAm.203c..88H</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1038%2Fscientificamerican0960-88">10.1038/scientificamerican0960-88</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/14402211">14402211</a>. Archived from <a rel="nofollow" class="external text" href="http://www.gifted.ucalgary.ca/dflynn/files/dflynn/Hockett60.pdf">the original</a> <span class="cs1-format">(PDF)</span> on 2014-01-06<span class="reference-accessdate">. Retrieved <span class="nowrap">2014-01-06</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Scientific+American&rft.atitle=The+Origin+of+Speech&rft.volume=203&rft.issue=3&rft.pages=88-96&rft.date=1960&rft_id=info%3Apmid%2F14402211&rft_id=info%3Adoi%2F10.1038%2Fscientificamerican0960-88&rft_id=info%3Abibcode%2F1960SciAm.203c..88H&rft.aulast=Hockett&rft.aufirst=Charles+F.&rft_id=http%3A%2F%2Fwww.gifted.ucalgary.ca%2Fdflynn%2Ffiles%2Fdflynn%2FHockett60.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-Corballis_2002-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-Corballis_2002_3-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCorballis2002" class="citation book cs1"><a href="/wiki/Michael_Corballis" title="Michael Corballis">Corballis, Michael C.</a> (2002). <span class="id-lock-registration" title="Free registration required"><a rel="nofollow" class="external text" href="https://archive.org/details/fromhandtomoutho0000corb"><i>From hand to mouth : the origins of language</i></a></span>. Princeton: Princeton University Press. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-691-08803-7" title="Special:BookSources/978-0-691-08803-7"><bdi>978-0-691-08803-7</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/469431753">469431753</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=From+hand+to+mouth+%3A+the+origins+of+language&rft.place=Princeton&rft.pub=Princeton+University+Press&rft.date=2002&rft_id=info%3Aoclcnum%2F469431753&rft.isbn=978-0-691-08803-7&rft.aulast=Corballis&rft.aufirst=Michael+C.&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Ffromhandtomoutho0000corb&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-Lieberman_1984-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-Lieberman_1984_4-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLieberman1984" class="citation book cs1">Lieberman, Philip (1984). <i>The biology and evolution of language</i>. Cambridge, Massachusetts: Harvard University Press. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9780674074132" title="Special:BookSources/9780674074132"><bdi>9780674074132</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/10071298">10071298</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+biology+and+evolution+of+language&rft.place=Cambridge%2C+Massachusetts&rft.pub=Harvard+University+Press&rft.date=1984&rft_id=info%3Aoclcnum%2F10071298&rft.isbn=9780674074132&rft.aulast=Lieberman&rft.aufirst=Philip&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-Lieberman,_P_2000-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-Lieberman,_P_2000_5-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLieberman2000" class="citation book cs1"><a href="/wiki/Philip_Lieberman" title="Philip Lieberman">Lieberman, Philip</a> (2000). <i>Human language and our reptilian brain : the subcortical bases of speech, syntax, and thought</i>. Vol. 44. Cambridge, Massachusetts: Harvard University Press. pp. 32–51. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1353%2Fpbm.2001.0011">10.1353/pbm.2001.0011</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9780674002265" title="Special:BookSources/9780674002265"><bdi>9780674002265</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/43207451">43207451</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/11253303">11253303</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:38780927">38780927</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Human+language+and+our+reptilian+brain+%3A+the+subcortical+bases+of+speech%2C+syntax%2C+and+thought&rft.place=Cambridge%2C+Massachusetts&rft.pages=32-51&rft.pub=Harvard+University+Press&rft.date=2000&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A38780927%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1353%2Fpbm.2001.0011&rft_id=info%3Aoclcnum%2F43207451&rft_id=info%3Apmid%2F11253303&rft.isbn=9780674002265&rft.aulast=Lieberman&rft.aufirst=Philip&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span> <span class="cs1-visible-error citation-comment"><code class="cs1-code">{{<a href="/wiki/Template:Cite_book" title="Template:Cite book">cite book</a>}}</code>: </span><span class="cs1-visible-error citation-comment"><code class="cs1-code">|journal=</code> ignored (<a href="/wiki/Help:CS1_errors#periodical_ignored" title="Help:CS1 errors">help</a>)</span></span> </li> <li id="cite_note-Abry_Boë_1998-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-Abry_Boë_1998_6-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAbryBoëLaboissièreSchwartz1998" class="citation journal cs1">Abry, Christian; Boë, Louis-Jean; Laboissière, Rafael; Schwartz, Jean-Luc (1998). 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(1963). Comparative anatomy and performance of the vocal organ in vertebrates. In R. Busnel (ed.), <i>Acoustic behavior of animals.</i> Amsterdam: Elsevier, pp. 489–521.</span> </li> <li id="cite_note-Riede_2005-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-Riede_2005_8-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFRiedeBronsonHatzikirouZuberbühler2005" class="citation journal cs1">Riede, T.; Bronson, E.; Hatzikirou, H.; Zuberbühler, K. (Jan 2005). <a rel="nofollow" class="external text" href="http://doc.rero.ch/record/278428/files/Riede_T.-Vocal_production_20170126133920-UY.pdf">"Vocal production mechanisms in a non-human primate: morphological data and a model"</a> <span class="cs1-format">(PDF)</span>. <i><a href="/wiki/J_Hum_Evol" class="mw-redirect" title="J Hum Evol">J Hum Evol</a></i>. <b>48</b> (1): 85–96. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2005JHumE..48...85R">2005JHumE..48...85R</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.jhevol.2004.10.002">10.1016/j.jhevol.2004.10.002</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/15656937">15656937</a>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20220812175036/http://doc.rero.ch/record/278428/files/Riede_T.-Vocal_production_20170126133920-UY.pdf">Archived</a> <span class="cs1-format">(PDF)</span> from the original on 2022-08-12<span class="reference-accessdate">. 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Oxford: Oxford University Press. pp. 193–217. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-19-956131-5" title="Special:BookSources/978-0-19-956131-5"><bdi>978-0-19-956131-5</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Fronto-temporal+brain+systems+supporting+spoken+language+comprehension&rft.btitle=The+Perception+of+Speech%3A+from+sound+to+meaning&rft.place=Oxford&rft.pages=193-217&rft.pub=Oxford+University+Press&rft.date=2009&rft.isbn=978-0-19-956131-5&rft.aulast=Tyler&rft.aufirst=Lorraine+K.&rft.au=Marslen-Wilson%2C+William&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-CervantesConstantino_&_Simon_2018-35"><span class="mw-cite-backlink"><b><a href="#cite_ref-CervantesConstantino_&_Simon_2018_35-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCervantes_ConstantinoSimon2018" class="citation journal cs1">Cervantes Constantino, F; Simon, JZ (2018). <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6220042">"Restoration and Efficiency of the Neural Processing of Continuous Speech Are Promoted by Prior Knowledge"</a>. <i>Frontiers in Systems Neuroscience</i>. <b>12</b> (56): 56. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.3389%2Ffnsys.2018.00056">10.3389/fnsys.2018.00056</a></span>. <a href="/wiki/PMC_(identifier)" class="mw-redirect" title="PMC (identifier)">PMC</a> <span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6220042">6220042</a></span>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/30429778">30429778</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Frontiers+in+Systems+Neuroscience&rft.atitle=Restoration+and+Efficiency+of+the+Neural+Processing+of+Continuous+Speech+Are+Promoted+by+Prior+Knowledge&rft.volume=12&rft.issue=56&rft.pages=56&rft.date=2018&rft_id=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fpmc%2Farticles%2FPMC6220042%23id-name%3DPMC&rft_id=info%3Apmid%2F30429778&rft_id=info%3Adoi%2F10.3389%2Ffnsys.2018.00056&rft.aulast=Cervantes+Constantino&rft.aufirst=F&rft.au=Simon%2C+JZ&rft_id=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fpmc%2Farticles%2FPMC6220042&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-36"><span class="mw-cite-backlink"><b><a href="#cite_ref-36">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20210131025001/http://www.bbc.com/earth/story/20150216-can-any-animals-talk-like-humans">"Can any animals talk and use language like humans?"</a>. <i>BBC</i>. 16 February 2015. Archived from <a rel="nofollow" class="external text" href="https://www.bbc.com/earth/story/20150216-can-any-animals-talk-like-humans">the original</a> on 31 January 2021<span class="reference-accessdate">. Retrieved <span class="nowrap">12 August</span> 2022</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=BBC&rft.atitle=Can+any+animals+talk+and+use+language+like+humans%3F&rft.date=2015-02-16&rft_id=http%3A%2F%2Fwww.bbc.com%2Fearth%2Fstory%2F20150216-can-any-animals-talk-like-humans&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-37"><span class="mw-cite-backlink"><b><a href="#cite_ref-37">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHillixRumbaugh2004" class="citation cs2">Hillix, William A.; Rumbaugh, Duane M. (2004), "Washoe, the First Signing Chimpanzee", <i>Animal Bodies, Human Minds: Ape, Dolphin, and Parrot Language Skills</i>, Springer US, pp. 69–85, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1007%2F978-1-4757-4512-2_5">10.1007/978-1-4757-4512-2_5</a>, <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-4419-3400-0" title="Special:BookSources/978-1-4419-3400-0"><bdi>978-1-4419-3400-0</bdi></a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Animal+Bodies%2C+Human+Minds%3A+Ape%2C+Dolphin%2C+and+Parrot+Language+Skills&rft.atitle=Washoe%2C+the+First+Signing+Chimpanzee&rft.pages=69-85&rft.date=2004&rft_id=info%3Adoi%2F10.1007%2F978-1-4757-4512-2_5&rft.isbn=978-1-4419-3400-0&rft.aulast=Hillix&rft.aufirst=William+A.&rft.au=Rumbaugh%2C+Duane+M.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-38"><span class="mw-cite-backlink"><b><a href="#cite_ref-38">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHu2014" class="citation web cs1">Hu, Jane C. (Aug 20, 2014). <a rel="nofollow" class="external text" href="https://slate.com/technology/2014/08/koko-kanzi-and-ape-language-research-criticism-of-working-conditions-and-animal-care.html">"What Do Talking Apes Really Tell Us?"</a>. <i>Slate</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20181012060915/http://www.slate.com/articles/health_and_science/science/2014/08/koko_kanzi_and_ape_language_research_criticism_of_working_conditions_and.html">Archived</a> from the original on October 12, 2018<span class="reference-accessdate">. Retrieved <span class="nowrap">Jan 19,</span> 2020</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Slate&rft.atitle=What+Do+Talking+Apes+Really+Tell+Us%3F&rft.date=2014-08-20&rft.aulast=Hu&rft.aufirst=Jane+C.&rft_id=https%3A%2F%2Fslate.com%2Ftechnology%2F2014%2F08%2Fkoko-kanzi-and-ape-language-research-criticism-of-working-conditions-and-animal-care.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> <li id="cite_note-39"><span class="mw-cite-backlink"><b><a href="#cite_ref-39">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFTerrace1982" class="citation journal cs1">Terrace, Herbert S. (December 1982). "Why Koko Can't Talk". <i>The Sciences</i>. <b>22</b> (9): 8–10. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1002%2Fj.2326-1951.1982.tb02120.x">10.1002/j.2326-1951.1982.tb02120.x</a>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0036-861X">0036-861X</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Sciences&rft.atitle=Why+Koko+Can%27t+Talk&rft.volume=22&rft.issue=9&rft.pages=8-10&rft.date=1982-12&rft_id=info%3Adoi%2F10.1002%2Fj.2326-1951.1982.tb02120.x&rft.issn=0036-861X&rft.aulast=Terrace&rft.aufirst=Herbert+S.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASpeech" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Further_reading">Further reading</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=15" title="Edit section: Further reading"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span class="languageicon">(in French)</span> Fitzpatrick, Élizabeth M. <i>Apprendre à écouter et à parler</i>. <a href="/wiki/University_of_Ottawa_Press" title="University of Ottawa Press">University of Ottawa Press</a>, 2013. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20140424100603/http://130.102.44.245/books/9782760320437?auth=0">Available at</a> <a href="/wiki/Project_MUSE" class="mw-redirect" title="Project MUSE">Project MUSE</a>.</li></ul> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Speech&action=edit&section=16" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1250146164">.mw-parser-output .sister-box .side-box-abovebelow{padding:0.75em 0;text-align:center}.mw-parser-output .sister-box .side-box-abovebelow>b{display:block}.mw-parser-output .sister-box .side-box-text>ul{border-top:1px solid #aaa;padding:0.75em 0;width:217px;margin:0 auto}.mw-parser-output .sister-box .side-box-text>ul>li{min-height:31px}.mw-parser-output .sister-logo{display:inline-block;width:31px;line-height:31px;vertical-align:middle;text-align:center}.mw-parser-output .sister-link{display:inline-block;margin-left:4px;width:182px;vertical-align:middle}@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-v2.svg"]{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-v2.svg"]{background-color:white}}</style><div role="navigation" aria-labelledby="sister-projects" class="side-box metadata side-box-right sister-box sistersitebox plainlinks"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style> <div class="side-box-abovebelow"> <b>Speech</b> at Wikipedia's <a href="/wiki/Wikipedia:Wikimedia_sister_projects" title="Wikipedia:Wikimedia sister projects"><span id="sister-projects">sister projects</span></a></div> <div class="side-box-flex"> <div class="side-box-text plainlist"><ul><li><span class="sister-logo"><span class="mw-valign-middle" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/0/06/Wiktionary-logo-v2.svg/27px-Wiktionary-logo-v2.svg.png" decoding="async" width="27" height="27" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/0/06/Wiktionary-logo-v2.svg/41px-Wiktionary-logo-v2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/0/06/Wiktionary-logo-v2.svg/54px-Wiktionary-logo-v2.svg.png 2x" data-file-width="391" data-file-height="391" /></span></span></span><span class="sister-link"><a href="https://en.wiktionary.org/wiki/Special:Search/Speech" class="extiw" title="wikt:Special:Search/Speech">Definitions</a> from Wiktionary</span></li><li><span class="sister-logo"><span class="mw-valign-middle" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/20px-Commons-logo.svg.png" decoding="async" width="20" height="27" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/40px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></span><span class="sister-link"><a href="https://commons.wikimedia.org/wiki/Category:Speech" class="extiw" title="c:Category:Speech">Media</a> from Commons</span></li><li><span class="sister-logo"><span class="mw-valign-middle" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/24/Wikinews-logo.svg/27px-Wikinews-logo.svg.png" decoding="async" width="27" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/24/Wikinews-logo.svg/41px-Wikinews-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/24/Wikinews-logo.svg/54px-Wikinews-logo.svg.png 2x" data-file-width="759" data-file-height="415" /></span></span></span><span class="sister-link"><a href="https://en.wikinews.org/wiki/Special:Search/Speech" class="extiw" title="n:Special:Search/Speech">News</a> from Wikinews</span></li><li><span class="sister-logo"><span class="mw-valign-middle" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/23px-Wikiquote-logo.svg.png" decoding="async" width="23" height="27" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/35px-Wikiquote-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/46px-Wikiquote-logo.svg.png 2x" data-file-width="300" data-file-height="355" /></span></span></span><span class="sister-link"><a href="https://en.wikiquote.org/wiki/Speech" class="extiw" title="q:Speech">Quotations</a> from Wikiquote</span></li><li><span class="sister-logo"><span class="mw-valign-middle" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/26px-Wikisource-logo.svg.png" decoding="async" width="26" height="27" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/39px-Wikisource-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/51px-Wikisource-logo.svg.png 2x" data-file-width="410" data-file-height="430" /></span></span></span><span class="sister-link"><a href="https://en.wikisource.org/wiki/Special:Search/Speech" class="extiw" title="s:Special:Search/Speech">Texts</a> from Wikisource</span></li><li><span class="sister-logo"><span class="mw-valign-middle" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikibooks-logo.svg/27px-Wikibooks-logo.svg.png" decoding="async" width="27" height="27" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikibooks-logo.svg/41px-Wikibooks-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikibooks-logo.svg/54px-Wikibooks-logo.svg.png 2x" data-file-width="300" data-file-height="300" /></span></span></span><span class="sister-link"><a href="https://en.wikibooks.org/wiki/Special:Search/Speech" class="extiw" title="b:Special:Search/Speech">Textbooks</a> from Wikibooks</span></li><li><span class="sister-logo"><span class="mw-valign-middle" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Wikiversity_logo_2017.svg/27px-Wikiversity_logo_2017.svg.png" decoding="async" width="27" height="22" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Wikiversity_logo_2017.svg/41px-Wikiversity_logo_2017.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Wikiversity_logo_2017.svg/54px-Wikiversity_logo_2017.svg.png 2x" data-file-width="626" data-file-height="512" /></span></span></span><span class="sister-link"><a href="https://en.wikiversity.org/wiki/Special:Search/Speech" class="extiw" title="v:Special:Search/Speech">Resources</a> from Wikiversity</span></li></ul></div></div> </div> <ul><li><a rel="nofollow" class="external text" href="https://www.youtube.com/watch?v=8XQlIvlWqpo">Speaking captured by real-time MRI</a>, <a href="/wiki/YouTube" title="YouTube">YouTube</a></li></ul> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1236075235">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output .navbox-subgroup{width:100%}.mw-parser-output .navbox-group,.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow{padding:0.25em 1em;line-height:1.5em;text-align:center}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right}.mw-parser-output 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.navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Communication_studies" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Communication_studies" title="Template:Communication studies"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Communication_studies" title="Template talk:Communication studies"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Communication_studies" title="Special:EditPage/Template:Communication studies"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Communication_studies" style="font-size:114%;margin:0 4em"><a href="/wiki/Communication_studies" title="Communication studies">Communication studies</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="3"><div> <ul><li><a href="/wiki/History_of_communication_studies" title="History of communication studies">History</a></li> <li><a href="/wiki/Outline_of_communication" title="Outline of communication">Outline</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Topics and<br /> terminology</div></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Biocommunication_(science)" title="Biocommunication (science)">Biocommunication</a></li> <li><a href="/wiki/Broadcasting" title="Broadcasting">Broadcasting</a></li> <li><a href="/wiki/Communication" title="Communication">Communication</a></li> <li><a href="/wiki/Computer-mediated_communication" title="Computer-mediated communication">Computer-mediated communication</a></li> <li><a href="/wiki/Conversation" title="Conversation">Conversation</a></li> <li><a href="/wiki/History_of_communication" title="History of communication">History of communication</a></li> <li><a href="/wiki/Information" title="Information">Information</a></li> <li><a href="/wiki/Intercultural_communication" title="Intercultural communication">Intercultural</a></li> <li><a href="/wiki/Interpersonal_communication" title="Interpersonal communication">Interpersonal</a></li> <li><a href="/wiki/Intrapersonal_communication" title="Intrapersonal communication">Intrapersonal </a></li> <li><a href="/wiki/Journalism" title="Journalism">Journalism</a></li> <li><a href="/wiki/Mass_media" title="Mass media">Mass media</a></li> <li><a href="/wiki/Meaning_(philosophy_of_language)" class="mw-redirect" title="Meaning (philosophy of language)">Meaning</a></li> <li><a href="/wiki/Media_(communication)" title="Media (communication)">Media</a></li> <li><a href="/wiki/Media_ecology" title="Media ecology">Media ecology</a></li> <li><a href="/wiki/Meta-communication" title="Meta-communication">Meta-communication</a></li> <li><a href="/wiki/Models_of_communication" title="Models of communication">Models of communication</a></li> <li><a href="/wiki/New_media" title="New media">New media</a></li> <li><a href="/wiki/Nonverbal_communication" title="Nonverbal communication">Nonverbal communication</a></li> <li><a href="/wiki/Nonviolent_communication" class="mw-redirect" title="Nonviolent communication">Nonviolent communication</a></li> <li><a href="/wiki/Propaganda" title="Propaganda">Propaganda</a></li> <li><a href="/wiki/Public_relations" title="Public relations">Public relations</a></li> <li><a href="/wiki/Reading" title="Reading">Reading</a></li> <li><a class="mw-selflink selflink">Speech</a></li> <li><a href="/wiki/Symbol" title="Symbol">Symbol</a> <ul><li><a href="/wiki/List_of_symbols" title="List of symbols">list</a></li></ul></li> <li><a href="/wiki/Telecommunications" title="Telecommunications">Telecommunications</a></li> <li><a href="/wiki/Text_and_conversation_theory" title="Text and conversation theory">Text and conversation theory</a></li> <li><a href="/wiki/Writing" title="Writing">Writing</a></li></ul> </div></td><td class="noviewer navbox-image" rowspan="3" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:Encoding_communication.jpg" class="mw-file-description" title="Encoding communication"><img alt="Encoding communication" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/79/Encoding_communication.jpg/120px-Encoding_communication.jpg" decoding="async" width="120" height="104" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/79/Encoding_communication.jpg/180px-Encoding_communication.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/79/Encoding_communication.jpg/240px-Encoding_communication.jpg 2x" data-file-width="400" data-file-height="345" /></a></span></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Subfields</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Closed-loop_communication" title="Closed-loop communication">Closed-loop</a></li> <li><a href="/wiki/Communication_design" title="Communication design">Communication design</a></li> <li><a href="/wiki/Communication_theory" title="Communication theory">Communication theory</a></li> <li><a href="/wiki/Communicology" title="Communicology">Communicology</a></li> <li><a href="/wiki/Crisis_communication" title="Crisis communication">Crisis</a></li> <li><a href="/wiki/Climate_communication" title="Climate communication">Climate</a></li> <li><a href="/wiki/Cross-cultural_communication" title="Cross-cultural communication">Cross-cultural</a></li> <li><a href="/wiki/Development_communication" title="Development communication">Developmental</a></li> <li><a href="/wiki/Discourse_analysis" title="Discourse analysis">Discourse analysis</a></li> <li><a href="/wiki/Environmental_communication" title="Environmental communication">Environmental</a></li> <li><a href="/wiki/Study_of_global_communication" title="Study of global communication">Global</a></li> <li><a href="/wiki/Health_communication" title="Health communication">Health</a></li> <li><a href="/wiki/International_communication" title="International communication">International</a></li> <li><a href="/wiki/Mass_communication" title="Mass communication">Mass</a></li> <li><a href="/wiki/Media_studies" title="Media studies">Media studies</a></li> <li><a href="/wiki/Mediated_cross-border_communication" title="Mediated cross-border communication">Mediated cross-border</a></li> <li><a href="/wiki/Organizational_communication" title="Organizational communication">Organizational</a></li> <li><a href="/wiki/Political_communication" title="Political communication">Political</a></li> <li><a href="/wiki/Risk_communication" title="Risk communication">Risk</a></li> <li><a href="/wiki/Science_communication" title="Science communication">Science</a></li> <li><a href="/wiki/Technical_communication" title="Technical communication">Technical</a></li> <li><a href="/wiki/Visual_communication" title="Visual communication">Visual</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Scholars</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Theodor_W._Adorno" title="Theodor W. Adorno">Adorno</a></li> <li><a href="/wiki/Roland_Barthes" title="Roland Barthes">Barthes</a></li> <li><a href="/wiki/Gregory_Bateson" title="Gregory Bateson">Bateson</a></li> <li><a href="/wiki/Walter_Benjamin" title="Walter Benjamin">Benjamin</a></li> <li><a href="/wiki/Kenneth_Burke" title="Kenneth Burke">Burke</a></li> <li><a href="/wiki/Manuel_Castells" title="Manuel Castells">Castells</a></li> <li><a href="/wiki/Noam_Chomsky" title="Noam Chomsky">Chomsky</a></li> <li><a href="/wiki/Robert_T._Craig" title="Robert T. Craig">Craig</a></li> <li><a href="/wiki/Jacques_Ellul" title="Jacques Ellul">Ellul</a></li> <li><a href="/wiki/Walter_Fisher_(professor)" title="Walter Fisher (professor)">Fisher</a></li> <li><a href="/wiki/Vil%C3%A9m_Flusser" title="Vilém Flusser">Flusser</a></li> <li><a href="/wiki/Jos%C3%A9_Ortega_y_Gasset" title="José Ortega y Gasset">Gasset</a></li> <li><a href="/wiki/George_Gerbner" title="George Gerbner">Gerbner</a></li> <li><a href="/wiki/Erving_Goffman" title="Erving Goffman">Goffman</a></li> <li><a href="/wiki/J%C3%BCrgen_Habermas" title="Jürgen Habermas">Habermas</a></li> <li><a href="/wiki/Max_Horkheimer" title="Max Horkheimer">Horkheimer</a></li> <li><a href="/wiki/Aldous_Huxley" title="Aldous Huxley">Huxley</a></li> <li><a href="/wiki/Harold_Innis" title="Harold Innis">Innis</a></li> <li><a href="/wiki/Roman_Jakobson" title="Roman Jakobson">Jakobson</a></li> <li><a href="/wiki/Irving_Janis" title="Irving Janis">Janis</a></li> <li><a href="/wiki/Wendell_Johnson" title="Wendell Johnson">Johnson</a></li> <li><a href="/wiki/D._Lawrence_Kincaid" title="D. Lawrence Kincaid">Kincaid</a></li> <li><a href="/wiki/Walter_Lippmann" title="Walter Lippmann">Lippman</a></li> <li><a href="/wiki/Niklas_Luhmann" title="Niklas Luhmann">Luhmann</a></li> <li><a href="/wiki/Herbert_Marcuse" title="Herbert Marcuse">Marcuse</a></li> <li><a href="/wiki/Marshall_McLuhan" title="Marshall McLuhan">McLuhan</a></li> <li><a href="/wiki/George_Herbert_Mead" title="George Herbert Mead">Mead</a></li> <li><a href="/wiki/Nick_Morgan" title="Nick Morgan">Morgan</a></li> <li><a href="/wiki/Walter_J._Ong" title="Walter J. Ong">Ong</a></li> <li><a href="/wiki/Vance_Packard" title="Vance Packard">Packard</a></li> <li><a href="/wiki/Charles_Sanders_Peirce" title="Charles Sanders Peirce">Peirce</a></li> <li><a href="/wiki/Neil_Postman" title="Neil Postman">Postman</a></li> <li><a href="/wiki/Nora_C._Quebral" title="Nora C. Quebral">Quebral</a></li> <li><a href="/wiki/I._A._Richards" title="I. A. Richards">Richards</a></li> <li><a href="/wiki/Everett_Rogers" title="Everett Rogers">Rogers</a></li> <li><a href="/wiki/Wilbur_Schramm" title="Wilbur Schramm">Schramm</a></li> <li><a href="/wiki/Claude_Shannon" title="Claude Shannon">Shannon</a></li> <li><a href="/wiki/James_W._Tankard_Jr." title="James W. Tankard Jr.">Tankard</a></li> <li><a href="/wiki/Deborah_Tannen" title="Deborah Tannen">Tannen</a></li> <li><a href="/wiki/Max_Wertheimer" title="Max Wertheimer">Wertheimer</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="3"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Category:Communication_studies" title="Category:Communication studies">Category</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"><style data-mw-deduplicate="TemplateStyles:r1038841319">.mw-parser-output .tooltip-dotted{border-bottom:1px dotted;cursor:help}</style><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319"></div><div role="navigation" class="navbox authority-control" aria-label="Navbox" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Help:Authority_control" title="Help:Authority control">Authority control databases</a>: National <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q52946#identifiers" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://d-nb.info/gnd/4116580-9">Germany</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/sh85126460">United States</a></span></li><li><span class="uid"><span class="rt-commentedText tooltip tooltip-dotted" title="Discours"><a rel="nofollow" class="external text" href="https://catalogue.bnf.fr/ark:/12148/cb11948542x">France</a></span></span></li><li><span class="uid"><span class="rt-commentedText tooltip tooltip-dotted" title="Discours"><a rel="nofollow" class="external text" href="https://data.bnf.fr/ark:/12148/cb11948542x">BnF data</a></span></span></li><li><span class="uid"><span class="rt-commentedText tooltip tooltip-dotted" title="řeč"><a rel="nofollow" class="external text" href="https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=ph117285&CON_LNG=ENG">Czech Republic</a></span></span></li><li><span class="uid"><a rel="nofollow" class="external text" href="http://olduli.nli.org.il/F/?func=find-b&local_base=NLX10&find_code=UID&request=987007565840605171">Israel</a></span></li></ul></div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Nonverbal_communication" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Nonverbal_communication" title="Template:Nonverbal communication"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Nonverbal_communication" title="Template talk:Nonverbal communication"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a 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scope="row" class="navbox-group" style="width:1%">Physical</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Blushing" title="Blushing">Blushing</a></li> <li><a href="/wiki/Body_language" title="Body language">Body language</a> / <a href="/wiki/Kinesics" title="Kinesics">Kinesics</a></li> <li><a href="/wiki/Body-to-body_communication" title="Body-to-body communication">Body-to-body communication</a></li> <li><a href="/wiki/Facial_expression" title="Facial expression">Facial expression</a> <ul><li><a href="/wiki/Facial_Action_Coding_System" title="Facial Action Coding System">Facial Action Coding System</a></li> <li><a href="/wiki/Microexpression" title="Microexpression">Microexpression</a></li> <li><a href="/wiki/Subtle_expression" title="Subtle expression">Subtle expression</a></li></ul></li> <li><a href="/wiki/Gesture" title="Gesture">Gesture</a> <ul><li><a href="/wiki/List_of_gestures" title="List of gestures">List</a></li> <li><a href="/wiki/Speech-independent_gestures" class="mw-redirect" title="Speech-independent gestures">Speech-independent gestures</a></li></ul></li> <li><a href="/wiki/Haptic_communication" title="Haptic communication">Haptic communication</a></li> <li><a href="/wiki/Imitation" title="Imitation">Imitation</a></li> <li><a href="/wiki/Synchronization#Human_movement" title="Synchronization">Interpersonal synchrony</a></li> <li><a href="/wiki/Laughter" title="Laughter">Laughter</a></li> <li><a href="/wiki/Oculesics" title="Oculesics">Oculesics</a> <ul><li><a href="/wiki/Eye_contact" title="Eye contact">Eye contact</a></li> <li><a href="/wiki/Pupillary_response" title="Pupillary response">Pupil dilation</a></li></ul></li> <li><a href="/wiki/Olfactic_communication" title="Olfactic communication">Olfaction</a></li> <li><a href="/wiki/Posture_(psychology)" title="Posture (psychology)">Posture</a></li> <li><a href="/wiki/Proxemics" title="Proxemics">Proxemics</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a class="mw-selflink selflink">Speech</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Affect_(linguistics)" title="Affect (linguistics)">Affect</a></li> <li><a href="/wiki/Emotional_prosody" title="Emotional prosody">Emotional prosody</a></li> <li><a href="/wiki/Paralanguage" title="Paralanguage">Paralanguage</a> <ul><li><a href="/wiki/Intonation_(linguistics)" title="Intonation (linguistics)">Intonation</a></li> <li><a href="/wiki/Loudness" title="Loudness">Loudness</a></li> <li><a href="/wiki/Prosody_(linguistics)" title="Prosody (linguistics)">Prosody</a></li> <li><a href="/wiki/Rhythm" title="Rhythm">Rhythm</a></li> <li><a href="/wiki/Stress_(linguistics)" title="Stress (linguistics)">Stress</a></li> <li><a href="/wiki/Tone_(linguistics)" title="Tone (linguistics)">Tone</a></li> <li><a href="/wiki/Phonation" title="Phonation">Voice quality</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Social_environment" title="Social environment">Social context</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Chronemics" title="Chronemics">Chronemics</a></li> <li><a href="/wiki/Convention_(norm)" title="Convention (norm)">Conventions</a></li> <li><a href="/wiki/Display_rules" title="Display rules">Display rules</a></li> <li><a href="/wiki/Habitus_(sociology)" title="Habitus (sociology)">Habitus</a></li> <li><a href="/wiki/High-context_and_low-context_cultures" title="High-context and low-context cultures">High-context and low-context cultures</a></li> <li><a href="/wiki/Interpersonal_relationship" title="Interpersonal relationship">Interpersonal relationship</a></li> <li><a href="/wiki/Social_norm" title="Social norm">Social norm</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Emoticon" title="Emoticon">Emoticon</a> / <a href="/wiki/Smiley" title="Smiley">Smiley</a></li> <li><a href="/wiki/One-bit_message" title="One-bit message">One-bit message</a> <ul><li><a href="/wiki/Missed_call" title="Missed call">Missed call</a></li></ul></li> <li><a href="/wiki/Silent_service_code" title="Silent service code">Silent service code</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Unconscious_communication" title="Unconscious communication">Unconscious</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Microexpression" title="Microexpression">Microexpression</a></li> <li><a href="/wiki/Non-verbal_leakage" title="Non-verbal leakage">Non-verbal leakage</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Multi-faceted</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Affect_display" title="Affect display">Affect display</a></li> <li><a href="/wiki/Deception" title="Deception">Deception</a></li> <li><a href="/wiki/Emotion_recognition" title="Emotion recognition">Emotion recognition</a></li> <li><a href="/wiki/First_impression_(psychology)" title="First impression (psychology)">First impression</a></li> <li><a href="/wiki/Intimate_relationship" title="Intimate relationship">Intimacy</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Broader_concepts" style="font-size:114%;margin:0 4em">Broader concepts</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Basic_interpersonal_communicative_skills" class="mw-redirect" title="Basic interpersonal communicative skills">Basic interpersonal communicative skills</a></li> <li><a href="/wiki/Communication" title="Communication">Communication</a></li> <li><a href="/wiki/Emotional_intelligence" title="Emotional intelligence">Emotional intelligence</a></li> <li><a href="/wiki/Nunchi" title="Nunchi">Nunchi</a></li> <li><a href="/wiki/People_skills" title="People skills">People skills</a></li> <li><a href="/wiki/Semiotics" title="Semiotics">Semiotics</a></li> <li><a href="/wiki/Social_behavior" title="Social behavior">Social behavior</a></li> <li><a href="/wiki/Social_cue" title="Social cue">Social cue</a></li> <li><a href="/wiki/Social_competence" title="Social competence">Social competence</a></li> <li><a href="/wiki/Social_skills" title="Social skills">Social skills</a></li> <li><a href="/wiki/Unsaid" title="Unsaid">Unsaid</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Further_information" style="font-size:114%;margin:0 4em">Further information</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Disorders</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Aprosodia" title="Aprosodia">Aprosodia</a> <ul><li><a href="/wiki/Asperger_syndrome" title="Asperger syndrome">Asperger syndrome</a></li> <li><a href="/wiki/Autism" title="Autism">Autism</a></li> <li><a href="/wiki/Fragile_X_syndrome" title="Fragile X syndrome">Fragile X</a></li> <li><a href="/wiki/Pervasive_developmental_disorder_not_otherwise_specified" title="Pervasive developmental disorder not otherwise specified">Pervasive developmental disorder not otherwise specified</a></li> <li><a href="/wiki/Childhood_disintegrative_disorder" title="Childhood disintegrative disorder">Childhood disintegrative disorder</a></li> <li><a href="/wiki/Rett_syndrome" title="Rett syndrome">Rett syndrome</a></li></ul></li> <li><a href="/wiki/Dyssemia" title="Dyssemia">Dyssemia</a></li> <li><a href="/wiki/Nonverbal_learning_disorder" title="Nonverbal learning disorder">Nonverbal learning disorder</a></li> <li><a href="/wiki/Social_(pragmatic)_communication_disorder" title="Social (pragmatic) communication disorder">Social (pragmatic) communication disorder</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Neuroanatomy" title="Neuroanatomy">Neuroanatomy</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Limbic_system" title="Limbic system">Limbic system</a> / <a href="/wiki/Limbic_lobe" title="Limbic lobe">Limbic lobe</a></li> <li><a href="/wiki/Mirror_neuron" title="Mirror neuron">Mirror neuron</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Applications</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Cold_reading" title="Cold reading">Cold reading</a></li> <li><a href="/wiki/Lie_detection" title="Lie detection">Lie detection</a></li> <li><a href="/wiki/Freudian_slip" title="Freudian slip">Freudian slip</a></li> <li><a href="/wiki/Tell_(poker)" title="Tell (poker)">Poker tell</a></li> <li><a href="/wiki/Attention_(advertising)" class="mw-redirect" title="Attention (advertising)">Targeted advertising</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Technology</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Computer_processing_of_body_language" title="Computer processing of body language">Computer processing of body language</a></li> <li><a href="/wiki/Emotion_recognition_in_conversation" title="Emotion recognition in conversation">Emotion recognition in conversation</a></li> <li><a href="/wiki/Gesture_recognition" title="Gesture recognition">Gesture recognition</a></li> <li><a href="/wiki/List_of_facial_expression_databases" title="List of facial expression databases">List of facial expression databases</a></li> <li><a href="/wiki/Sentiment_analysis" title="Sentiment analysis">Sentiment analysis</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Key people</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Ray_Birdwhistell" title="Ray Birdwhistell">Ray Birdwhistell</a></li> <li><a href="/wiki/Charles_Darwin" title="Charles Darwin">Charles Darwin</a></li> <li><a href="/wiki/Paul_Ekman" title="Paul Ekman">Paul Ekman</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Animal_communication" title="Animal communication">Animal communication</a></li> <li><a href="/wiki/Behavioral_communication" title="Behavioral communication">Behavioral communication</a> <ul><li><a href="/wiki/Aggression" title="Aggression">Aggressive</a></li> <li><a href="/wiki/Assertiveness" title="Assertiveness">Assertive</a></li> <li><a href="/wiki/Deference" title="Deference">Passive</a></li> <li><a href="/wiki/Passive-aggressive_behavior" title="Passive-aggressive behavior">Passive-aggressive</a></li></ul></li> <li><a href="/wiki/Impression_management" title="Impression management">Impression management</a></li> <li><a href="/wiki/Meta-communication" title="Meta-communication">Meta-communication</a></li> <li><a href="/wiki/Monastic_sign_languages" title="Monastic sign languages">Monastic sign lexicons</a></li> <li><a href="/wiki/Linguistics" title="Linguistics">Verbal communication</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Non-verbal language</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sign_language" title="Sign language">Sign language</a></li> <li><a href="/wiki/Tactile_signing" title="Tactile signing">Tactile signing</a></li> <li><a href="/wiki/Tadoma" title="Tadoma">Tadoma</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Art and literature</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Mime_artist" title="Mime artist">Mime</a></li> <li><a href="/wiki/Mimoplastic_art" title="Mimoplastic art">Mimoplastic art</a></li> <li><a href="/wiki/Subtext" title="Subtext">Subtext</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Speech&oldid=1249952826">https://en.wikipedia.org/w/index.php?title=Speech&oldid=1249952826</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Speech" title="Category:Speech">Speech</a></li><li><a href="/wiki/Category:Oral_communication" title="Category:Oral communication">Oral 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