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id="toc-Pronunciation" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Pronunciation"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Pronunciation</span> </div> </a> <ul id="toc-Pronunciation-sublist" class="vector-toc-list"> <li id="toc-Ancient_Greek" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Ancient_Greek"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1.1</span> <span>Ancient Greek</span> </div> </a> <ul id="toc-Ancient_Greek-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Koine_Greek" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Koine_Greek"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1.2</span> <span>Koine Greek</span> </div> </a> <ul id="toc-Koine_Greek-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Modern_Greek" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Modern_Greek"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1.3</span> <span>Modern Greek</span> </div> </a> <ul id="toc-Modern_Greek-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Transliteration" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Transliteration"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Transliteration</span> </div> </a> <ul id="toc-Transliteration-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Greek_numeral" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Greek_numeral"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.3</span> <span>Greek numeral</span> </div> </a> <ul id="toc-Greek_numeral-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Xi" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Xi"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.4</span> <span>Xi</span> </div> </a> <ul id="toc-Xi-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Cyrillic" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Cyrillic"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Cyrillic</span> </div> </a> <ul id="toc-Cyrillic-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-International_Phonetic_Alphabet" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#International_Phonetic_Alphabet"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>International Phonetic Alphabet</span> </div> </a> <ul id="toc-International_Phonetic_Alphabet-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Chiasmus" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Chiasmus"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Chiasmus</span> </div> </a> <ul id="toc-Chiasmus-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Symbolism" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Symbolism"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Symbolism</span> </div> </a> <ul id="toc-Symbolism-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Math_and_science" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Math_and_science"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Math and science</span> </div> </a> <ul id="toc-Math_and_science-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Unicode" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Unicode"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Unicode</span> </div> </a> <ul id="toc-Unicode-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> </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">Chi (letter)</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 86 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-86" 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">86 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/Chi_(letter)" title="Chi (letter) – Afrikaans" lang="af" hreflang="af" data-title="Chi (letter)" data-language-autonym="Afrikaans" data-language-local-name="Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/%CE%A7" title="Χ – Alemannic" lang="gsw" hreflang="gsw" data-title="Χ" data-language-autonym="Alemannisch" data-language-local-name="Alemannic" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-ab mw-list-item"><a href="https://ab.wikipedia.org/wiki/%CE%A7" title="Χ – Abkhazian" lang="ab" hreflang="ab" data-title="Χ" data-language-autonym="Аԥсшәа" data-language-local-name="Abkhazian" class="interlanguage-link-target"><span>Аԥсшәа</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AE%D9%8A_(%D8%AD%D8%B1%D9%81)" title="خي (حرف) – Arabic" lang="ar" hreflang="ar" data-title="خي (حرف)" 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/Khi" title="Khi – Aragonese" lang="an" hreflang="an" data-title="Khi" data-language-autonym="Aragonés" data-language-local-name="Aragonese" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-arc mw-list-item"><a href="https://arc.wikipedia.org/wiki/%CE%A7" title="Χ – Aramaic" lang="arc" hreflang="arc" data-title="Χ" data-language-autonym="ܐܪܡܝܐ" data-language-local-name="Aramaic" class="interlanguage-link-target"><span>ܐܪܡܝܐ</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%95%E0%A6%BE%E0%A6%87" title="কাই – Bangla" lang="bn" hreflang="bn" data-title="কাই" data-language-autonym="বাংলা" data-language-local-name="Bangla" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/%CE%A7" title="Χ – Minnan" lang="nan" hreflang="nan" data-title="Χ" 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%A5%D1%96" title="Хі – Belarusian" lang="be" hreflang="be" data-title="Хі" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%A5%D1%96" title="Хі – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Хі" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A5%D0%B8" title="Хи – Bulgarian" lang="bg" hreflang="bg" data-title="Хи" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bar mw-list-item"><a href="https://bar.wikipedia.org/wiki/Chi" title="Chi – Bavarian" lang="bar" hreflang="bar" data-title="Chi" data-language-autonym="Boarisch" data-language-local-name="Bavarian" class="interlanguage-link-target"><span>Boarisch</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/%E0%BD%81%E0%BD%A0%E0%BD%BA%E0%BC%8D" title="ཁའེ། – Tibetan" lang="bo" hreflang="bo" data-title="ཁའེ།" data-language-autonym="བོད་ཡིག" data-language-local-name="Tibetan" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Khi_(lizherenn)" title="Khi (lizherenn) – Breton" lang="br" hreflang="br" data-title="Khi (lizherenn)" data-language-autonym="Brezhoneg" data-language-local-name="Breton" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Khi" title="Khi – Catalan" lang="ca" hreflang="ca" data-title="Khi" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Ch%C3%AD" title="Chí – Czech" lang="cs" hreflang="cs" data-title="Chí" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Chi_(llythyren)" title="Chi (llythyren) – Welsh" lang="cy" hreflang="cy" data-title="Chi (llythyren)" data-language-autonym="Cymraeg" data-language-local-name="Welsh" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Chi" title="Chi – Danish" lang="da" hreflang="da" data-title="Chi" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-se mw-list-item"><a href="https://se.wikipedia.org/wiki/%CE%A7" title="Χ – Northern Sami" lang="se" hreflang="se" data-title="Χ" data-language-autonym="Davvisámegiella" data-language-local-name="Northern Sami" class="interlanguage-link-target"><span>Davvisámegiella</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Chi" title="Chi – German" lang="de" hreflang="de" data-title="Chi" 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/Hii" title="Hii – Estonian" lang="et" hreflang="et" data-title="Hii" 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%A7%CE%B9" title="Χι – Greek" lang="el" hreflang="el" data-title="Χι" 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/%CE%A7" title="Χ – Spanish" lang="es" hreflang="es" data-title="Χ" 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/%C4%A4io_(litero)" title="Ĥio (litero) – Esperanto" lang="eo" hreflang="eo" data-title="Ĥio (litero)" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-ext mw-list-item"><a href="https://ext.wikipedia.org/wiki/Hi" title="Hi – Extremaduran" lang="ext" hreflang="ext" data-title="Hi" data-language-autonym="Estremeñu" data-language-local-name="Extremaduran" class="interlanguage-link-target"><span>Estremeñu</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Khi" title="Khi – Basque" lang="eu" hreflang="eu" data-title="Khi" 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/%D8%AE%DB%8C" title="خی – Persian" lang="fa" hreflang="fa" data-title="خی" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Chi" title="Chi – Faroese" lang="fo" hreflang="fo" data-title="Chi" data-language-autonym="Føroyskt" data-language-local-name="Faroese" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Chi" title="Chi – French" lang="fr" hreflang="fr" data-title="Chi" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Ch%C3%AD" title="Chí – Irish" lang="ga" hreflang="ga" data-title="Chí" data-language-autonym="Gaeilge" data-language-local-name="Irish" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gd mw-list-item"><a href="https://gd.wikipedia.org/wiki/Chi" title="Chi – Scottish Gaelic" lang="gd" hreflang="gd" data-title="Chi" data-language-autonym="Gàidhlig" data-language-local-name="Scottish Gaelic" class="interlanguage-link-target"><span>Gàidhlig</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Khi" title="Khi – Galician" lang="gl" hreflang="gl" data-title="Khi" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/%CE%A7" title="Χ – Hakka Chinese" lang="hak" hreflang="hak" data-title="Χ" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="Hakka Chinese" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%CE%A7" title="Χ – Korean" lang="ko" hreflang="ko" data-title="Χ" 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%AB_(%D5%BF%D5%A1%D5%BC)" title="Խի (տառ) – Armenian" lang="hy" hreflang="hy" data-title="Խի (տառ)" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Hi" title="Hi – Croatian" lang="hr" hreflang="hr" data-title="Hi" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Khi" title="Khi – Indonesian" lang="id" hreflang="id" data-title="Khi" 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-is mw-list-item"><a href="https://is.wikipedia.org/wiki/K%C3%AD" title="Kí – Icelandic" lang="is" hreflang="is" data-title="Kí" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Chi_(lettera)" title="Chi (lettera) – Italian" lang="it" hreflang="it" data-title="Chi (lettera)" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9B%D7%99" title="כי – Hebrew" lang="he" hreflang="he" data-title="כי" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%AE%E1%83%98_(%E1%83%90%E1%83%A1%E1%83%9D)" title="ხი (ასო) – Georgian" lang="ka" hreflang="ka" data-title="ხი (ასო)" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Khi" title="Khi – Swahili" lang="sw" hreflang="sw" data-title="Khi" data-language-autonym="Kiswahili" data-language-local-name="Swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-kv mw-list-item"><a href="https://kv.wikipedia.org/wiki/%D0%A5%D0%B8" title="Хи – Komi" lang="kv" hreflang="kv" data-title="Хи" data-language-autonym="Коми" data-language-local-name="Komi" class="interlanguage-link-target"><span>Коми</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/%CE%A7" title="Χ – Haitian Creole" lang="ht" hreflang="ht" data-title="Χ" 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/X%C3%AE" title="Xî – Kurdish" lang="ku" hreflang="ku" data-title="Xî" data-language-autonym="Kurdî" data-language-local-name="Kurdish" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Chi" title="Chi – Latin" lang="la" hreflang="la" data-title="Chi" data-language-autonym="Latina" data-language-local-name="Latin" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/H%C4%AB" title="Hī – Latvian" lang="lv" hreflang="lv" data-title="Hī" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Chi" title="Chi – Luxembourgish" lang="lb" hreflang="lb" data-title="Chi" data-language-autonym="Lëtzebuergesch" data-language-local-name="Luxembourgish" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lez mw-list-item"><a href="https://lez.wikipedia.org/wiki/%D0%A5%D0%B8" title="Хи – Lezghian" lang="lez" hreflang="lez" data-title="Хи" data-language-autonym="Лезги" data-language-local-name="Lezghian" class="interlanguage-link-target"><span>Лезги</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Chi_(raid%C4%97)" title="Chi (raidė) – Lithuanian" lang="lt" hreflang="lt" data-title="Chi (raidė)" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Kh%C3%AD" title="Khí – Hungarian" lang="hu" hreflang="hu" data-title="Khí" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%95%E0%B5%88_(%E0%B4%85%E0%B4%95%E0%B5%8D%E0%B4%B7%E0%B4%B0%E0%B4%82)" title="കൈ (അക്ഷരം) – Malayalam" lang="ml" hreflang="ml" data-title="കൈ (അക്ഷരം)" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%95%E0%A4%BE%E0%A4%AF_(%E0%A4%85%E0%A4%95%E0%A5%8D%E0%A4%B7%E0%A4%B0)" title="काय (अक्षर) – Marathi" lang="mr" hreflang="mr" data-title="काय (अक्षर)" data-language-autonym="मराठी" data-language-local-name="Marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Khi" title="Khi – Malay" lang="ms" hreflang="ms" data-title="Khi" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/Chi_(c%C3%AA-m%C5%8D%CC%A4)" title="Chi (cê-mō̤) – Mindong" lang="cdo" hreflang="cdo" data-title="Chi (cê-mō̤)" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-nah mw-list-item"><a href="https://nah.wikipedia.org/wiki/%CE%A7" title="Χ – Nahuatl" lang="nah" hreflang="nah" data-title="Χ" data-language-autonym="Nāhuatl" data-language-local-name="Nahuatl" class="interlanguage-link-target"><span>Nāhuatl</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Chi_(letter)" title="Chi (letter) – Dutch" lang="nl" hreflang="nl" data-title="Chi (letter)" 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/%CE%A7" title="Χ – Japanese" lang="ja" hreflang="ja" data-title="Χ" 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/Khi" title="Khi – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Khi" 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/Khi" title="Khi – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Khi" 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/Khi" title="Khi – Occitan" lang="oc" hreflang="oc" data-title="Khi" data-language-autonym="Occitan" data-language-local-name="Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%95%E0%A8%BE%E0%A8%88" title="ਕਾਈ – Punjabi" lang="pa" hreflang="pa" data-title="ਕਾਈ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Chi" title="Chi – Low German" lang="nds" hreflang="nds" data-title="Chi" data-language-autonym="Plattdüütsch" data-language-local-name="Low German" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Chi_(litera)" title="Chi (litera) – Polish" lang="pl" hreflang="pl" data-title="Chi (litera)" 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/%CE%A7" title="Χ – Portuguese" lang="pt" hreflang="pt" data-title="Χ" 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/Hi_(liter%C4%83)" title="Hi (literă) – Romanian" lang="ro" hreflang="ro" data-title="Hi (literă)" 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%A5%D0%B8" title="Хи – Russian" lang="ru" hreflang="ru" data-title="Хи" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Chi_(letter)" title="Chi (letter) – Simple English" lang="en-simple" hreflang="en-simple" data-title="Chi (letter)" 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/Ch%C3%AD" title="Chí – Slovak" lang="sk" hreflang="sk" data-title="Chí" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Hi" title="Hi – Slovenian" lang="sl" hreflang="sl" data-title="Hi" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%AE%DB%8C_(%D9%BE%DB%8C%D8%AA)" title="خی (پیت) – Central Kurdish" lang="ckb" hreflang="ckb" data-title="خی (پیت)" 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%A5%D0%B8_(%D1%81%D0%BB%D0%BE%D0%B2%D0%BE)" title="Хи (слово) – Serbian" lang="sr" hreflang="sr" data-title="Хи (слово)" 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/Hi" title="Hi – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Hi" 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-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Khii" title="Khii – Finnish" lang="fi" hreflang="fi" data-title="Khii" 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/Chi" title="Chi – Swedish" lang="sv" hreflang="sv" data-title="Chi" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%84%E0%B8%84" title="ไค – Thai" lang="th" hreflang="th" data-title="ไค" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Hi" title="Hi – Turkish" lang="tr" hreflang="tr" data-title="Hi" 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%A5%D1%96_(%D0%BB%D1%96%D1%82%D0%B5%D1%80%D0%B0)" title="Хі (літера) – Ukrainian" lang="uk" hreflang="uk" data-title="Хі (літера)" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vep mw-list-item"><a href="https://vep.wikipedia.org/wiki/Hi" title="Hi – Veps" lang="vep" hreflang="vep" data-title="Hi" data-language-autonym="Vepsän kel’" data-language-local-name="Veps" class="interlanguage-link-target"><span>Vepsän kel’</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Chi_(ch%E1%BB%AF_c%C3%A1i)" title="Chi (chữ cái) – Vietnamese" lang="vi" hreflang="vi" data-title="Chi (chữ cái)" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Chi_(agi)" title="Chi (agi) – Waray" lang="war" hreflang="war" data-title="Chi (agi)" data-language-autonym="Winaray" data-language-local-name="Waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%CE%A7" title="Χ – Wu" lang="wuu" hreflang="wuu" data-title="Χ" data-language-autonym="吴语" data-language-local-name="Wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%CE%A7" title="Χ – Cantonese" lang="yue" hreflang="yue" data-title="Χ" data-language-autonym="粵語" data-language-local-name="Cantonese" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-diq mw-list-item"><a href="https://diq.wikipedia.org/wiki/%CE%A7" title="Χ – Zazaki" lang="diq" hreflang="diq" data-title="Χ" data-language-autonym="Zazaki" data-language-local-name="Zazaki" class="interlanguage-link-target"><span>Zazaki</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%CE%A7" title="Χ – Chinese" lang="zh" hreflang="zh" data-title="Χ" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-kge mw-list-item"><a href="https://kge.wikipedia.org/wiki/%CE%A7_(Khi)" title="Χ (Khi) – Komering" lang="kge" hreflang="kge" data-title="Χ (Khi)" data-language-autonym="Kumoring" data-language-local-name="Komering" class="interlanguage-link-target"><span>Kumoring</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a 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width="100" height="67" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/66/Chi_uc_lc.svg/150px-Chi_uc_lc.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/66/Chi_uc_lc.svg/200px-Chi_uc_lc.svg.png 2x" data-file-width="3000" data-file-height="2000" /></a></span></td></tr><tr><th class="sidebar-title"><a href="/wiki/Greek_alphabet" title="Greek alphabet">Greek alphabet</a></th></tr><tr><td class="sidebar-content hlist"> <table style="width:100%;border-collapse:collapse;border-spacing:0px 0px;border:none;margin-left:0.7em;text-align:left;"><tbody><tr style="vertical-align:top"><td> Αα</td><td style="padding-right:1.0em;"> <a href="/wiki/Alpha" title="Alpha">Alpha</a></td><td> Νν</td><td style="padding-right:0.6em;"> <a href="/wiki/Nu_(letter)" title="Nu (letter)">Nu</a></td></tr><tr style="vertical-align:top"><td> Ββ</td><td style="padding-right:1.0em;"> <a href="/wiki/Beta" title="Beta">Beta</a></td><td> Ξξ</td><td style="padding-right:0.6em;"> <a href="/wiki/Xi_(letter)" title="Xi (letter)">Xi</a></td></tr><tr style="vertical-align:top"><td> Γγ</td><td style="padding-right:1.0em;"> <a href="/wiki/Gamma" title="Gamma">Gamma</a></td><td> Οο</td><td style="padding-right:0.6em;"> <a href="/wiki/Omicron" title="Omicron">Omicron</a></td></tr><tr style="vertical-align:top"><td> Δδ</td><td style="padding-right:1.0em;"> <a href="/wiki/Delta_(letter)" title="Delta (letter)">Delta</a></td><td> Ππ</td><td style="padding-right:0.6em;"> <a href="/wiki/Pi_(letter)" title="Pi (letter)">Pi</a></td></tr><tr style="vertical-align:top"><td> Εε</td><td style="padding-right:1.0em;"> <a href="/wiki/Epsilon" title="Epsilon">Epsilon</a></td><td> Ρρ</td><td style="padding-right:0.6em;"> <a href="/wiki/Rho" title="Rho">Rho</a></td></tr><tr style="vertical-align:top"><td> Ζζ</td><td style="padding-right:1.0em;"> <a href="/wiki/Zeta" title="Zeta">Zeta</a></td><td> Σσς</td><td style="padding-right:0.6em;"> <a href="/wiki/Sigma" title="Sigma">Sigma</a></td></tr><tr style="vertical-align:top"><td> Ηη</td><td style="padding-right:1.0em;"> <a href="/wiki/Eta" title="Eta">Eta</a></td><td> Ττ</td><td style="padding-right:0.6em;"> <a href="/wiki/Tau" title="Tau">Tau</a></td></tr><tr style="vertical-align:top"><td> Θθ</td><td style="padding-right:1.0em;"> <a href="/wiki/Theta" title="Theta">Theta</a></td><td> Υυ</td><td style="padding-right:0.6em;"> <a href="/wiki/Upsilon" title="Upsilon">Upsilon</a></td></tr><tr style="vertical-align:top"><td> Ιι</td><td style="padding-right:1.0em;"> <a href="/wiki/Iota" title="Iota">Iota</a></td><td> Φφ</td><td style="padding-right:0.6em;"> <a href="/wiki/Phi" title="Phi">Phi</a></td></tr><tr style="vertical-align:top"><td> Κκ</td><td style="padding-right:1.0em;"> <a href="/wiki/Kappa" title="Kappa">Kappa</a></td><td> Χχ</td><td style="padding-right:0.6em;"> <a class="mw-selflink selflink">Chi</a></td></tr><tr style="vertical-align:top"><td> Λλ</td><td style="padding-right:1.0em;"> <a href="/wiki/Lambda" title="Lambda">Lambda</a></td><td> Ψψ</td><td style="padding-right:0.6em;"> <a href="/wiki/Psi_(Greek)" title="Psi (Greek)">Psi</a></td></tr><tr style="vertical-align:top"><td> Μμ</td><td style="padding-right:1.0em;"> <a href="/wiki/Mu_(letter)" title="Mu (letter)">Mu</a></td><td> Ωω</td><td style="padding-right:0.6em;"> <a href="/wiki/Omega" title="Omega">Omega</a></td></tr></tbody></table></td> </tr><tr><th class="sidebar-heading"> <a href="/wiki/History_of_the_Greek_alphabet" title="History of the Greek alphabet">History</a></th></tr><tr><td class="sidebar-content hlist"> <div style="display:inline-block; padding:0.2em 0.4em; line-height:1.2em; line-height:1.1em;padding-bottom:0.45em;"> <a href="/wiki/Archaic_Greek_alphabets" title="Archaic Greek alphabets"><b>Archaic local variants</b></a></div> <table style="width:100%;border-collapse:collapse;border-spacing:0px 0px;border:none;margin-left:0.7em;text-align:left;"><tbody><tr style="vertical-align:top"><td> Ϝ</td><td style="padding-right:1.0em;"> <a href="/wiki/Digamma" title="Digamma">Digamma</a></td><td> Ͱ</td><td style="padding-right:0.6em;"> <a href="/wiki/Heta" title="Heta">Heta</a></td></tr><tr style="vertical-align:top"><td> Ϻ</td><td style="padding-right:1.0em;"> <a href="/wiki/San_(letter)" title="San (letter)">San</a></td><td> Ϙ</td><td style="padding-right:0.6em;"> <a href="/wiki/Koppa_(letter)" title="Koppa (letter)">Koppa</a></td></tr><tr style="vertical-align:top"><td> Ͷ</td><td style="padding-right:1.0em;"> <div class="hlist inline"><ul><li><a href="/wiki/Tsan" class="mw-redirect" title="Tsan">Tsan</a></li><li><a href="/wiki/Digamma#Pamphylian_digamma" title="Digamma">Digamma</a></li></ul></div></td><td> Ͳ</td><td style="padding-right:0.6em;"> <a href="/wiki/Sampi" title="Sampi">Sampi</a></td></tr></tbody></table></td> </tr><tr><th class="sidebar-heading"> Diacritics and other symbols</th></tr><tr><td class="sidebar-content hlist"> <div style="display:inline-block; padding:0.2em 0.4em; line-height:1.2em; padding-top:0.3em;line-height:1.1em;padding-bottom:0;"><a href="/wiki/Greek_diacritics" title="Greek diacritics">Diacritics</a></div> <div class="hlist"><ul><li><a href="/wiki/Acute_accent" title="Acute accent">ά</a></li><li><a href="/wiki/Grave_accent" title="Grave accent">ὰ</a></li><li><a href="/wiki/Circumflex" title="Circumflex">ᾶ</a></li><li><a href="/wiki/Smooth_breathing" title="Smooth breathing">ἀ</a></li><li><a href="/wiki/Rough_breathing" title="Rough breathing">ἁ</a></li><li><a href="/wiki/Macron_(diacritic)" title="Macron (diacritic)">ᾱ</a></li><li><a href="/wiki/Breve" title="Breve">ᾰ</a></li><li><a href="/wiki/Diaeresis_(diacritic)" title="Diaeresis (diacritic)">ϊ</a></li><li><a href="/wiki/Iota_subscript" title="Iota subscript">ᾳ</a></li><li><a href="/wiki/Caron" title="Caron">σ̌</a></li></ul></div> <div style="display:inline-block; padding:0.2em 0.4em; line-height:1.2em; padding-top:0.3em;line-height:1.1em;padding-bottom:0;"><a href="/wiki/Greek_ligatures" title="Greek ligatures">Ligatures</a></div> <div class="hlist"><ul><li style="font-size:110%;"><a href="/wiki/Kai_(conjunction)" title="Kai (conjunction)">ϗ</a></li><li style="font-size:110%;"><a href="/wiki/Stigma_(ligature)" title="Stigma (ligature)">ϛ</a></li></ul></div> <div style="display:inline-block; padding:0.2em 0.4em; line-height:1.2em; padding-top:0.3em;line-height:1.1em;padding-bottom:0;"> <a href="/wiki/Greek_numerals" title="Greek numerals">Numerals</a> (<a href="/wiki/Attic_numerals" title="Attic numerals">Attic</a>)</div> <div class="hlist"><ul><li style="font-size:110%;"><a href="/wiki/Digamma" title="Digamma">ϛ <span style="font-size:85%;">(6)</span></a></li><li style="font-size:110%;"><a href="/wiki/Koppa_(letter)" title="Koppa (letter)">ϟ <span style="font-size:85%;">(90)</span></a></li><li style="font-size:110%;"><a href="/wiki/Sampi" title="Sampi">ϡ <span style="font-size:85%;">(900)</span></a></li></ul></div></td> </tr><tr><th class="sidebar-heading"> Related topics</th></tr><tr><td class="sidebar-content hlist"> <ul><li><a href="/wiki/Greek_letters_used_in_mathematics,_science,_and_engineering" title="Greek letters used in mathematics, science, and engineering">Use as scientific symbols</a></li> <li><a href="/wiki/Greek_orthography" title="Greek orthography">Orthography</a></li> <li><a href="/wiki/Romanization_of_Greek" title="Romanization of Greek">Romanization</a></li> <li><a href="/wiki/Cyrillization_of_Greek" title="Cyrillization of Greek">Cyrillization</a></li></ul></td> </tr><tr><td class="sidebar-below plainlist"> <div class="hlist"> <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" 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talk:Greek alphabet sidebar"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Greek_alphabet_sidebar" title="Special:EditPage/Template:Greek alphabet sidebar"><abbr title="Edit this template">e</abbr></a></li></ul></div></td></tr></tbody></table> <p><b>Chi</b> (<span class="rt-commentedText nowrap"><span class="IPA nopopups noexcerpt" lang="en-fonipa"><a href="/wiki/Help:IPA/English" title="Help:IPA/English">/<span style="border-bottom:1px dotted"><span title="'k' in 'kind'">k</span><span title="/aɪ/: 'i' in 'tide'">aɪ</span></span>/</a></span> <span class="noprint"><span class="ext-phonos"><span data-nosnippet="" id="ooui-php-1" class="ext-phonos-PhonosButton noexcerpt ext-phonos-PhonosButton-emptylabel oo-ui-widget oo-ui-widget-enabled oo-ui-buttonElement oo-ui-buttonElement-frameless oo-ui-iconElement oo-ui-buttonWidget" data-ooui="{"_":"mw.Phonos.PhonosButton","href":"\/\/upload.wikimedia.org\/wikipedia\/commons\/transcoded\/6\/6d\/En-us-chi.ogg\/En-us-chi.ogg.mp3","rel":["nofollow"],"framed":false,"icon":"volumeUp","data":{"ipa":"","text":"","lang":"en","wikibase":"","file":"En-us-chi.ogg"},"classes":["ext-phonos-PhonosButton","noexcerpt","ext-phonos-PhonosButton-emptylabel"]}"><a role="button" tabindex="0" href="//upload.wikimedia.org/wikipedia/commons/transcoded/6/6d/En-us-chi.ogg/En-us-chi.ogg.mp3" rel="nofollow" aria-label="Play audio" title="Play audio" class="oo-ui-buttonElement-button"><span class="oo-ui-iconElement-icon oo-ui-icon-volumeUp"></span><span class="oo-ui-labelElement-label"></span><span class="oo-ui-indicatorElement-indicator oo-ui-indicatorElement-noIndicator"></span></a></span><sup class="ext-phonos-attribution noexcerpt navigation-not-searchable"><a href="/wiki/File:En-us-chi.ogg" title="File:En-us-chi.ogg">ⓘ</a></sup></span></span></span> <a href="/wiki/Help:Pronunciation_respelling_key" title="Help:Pronunciation respelling key"><i title="English pronunciation respelling"><span style="font-size:90%">KY</span></i></a>, also <span class="rt-commentedText nowrap"><span class="IPA nopopups noexcerpt" lang="en-fonipa"><a href="/wiki/Help:IPA/English" title="Help:IPA/English">/<span style="border-bottom:1px dotted"><span title="/x/: 'ch' in 'loch'">x</span><span title="/iː/: 'ee' in 'fleece'">iː</span></span>/</a></span></span> <a href="/wiki/Help:Pronunciation_respelling_key" title="Help:Pronunciation respelling key"><i title="English pronunciation respelling"><span style="font-size:90%">KHEE</span></i></a>;<sup id="cite_ref-Chambers_1-0" class="reference"><a href="#cite_note-Chambers-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> uppercase <b>Χ</b>, lowercase <b>χ</b>; <a href="/wiki/Greek_language" title="Greek language">Greek</a>: <span lang="el">χῖ</span>) is the twenty-second letter of the <a href="/wiki/Greek_alphabet" title="Greek alphabet">Greek alphabet</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Greek">Greek</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=1" title="Edit section: Greek"><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:NAMA_Alphabet_grec.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/df/NAMA_Alphabet_grec.jpg/220px-NAMA_Alphabet_grec.jpg" decoding="async" width="220" height="192" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/df/NAMA_Alphabet_grec.jpg/330px-NAMA_Alphabet_grec.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/df/NAMA_Alphabet_grec.jpg/440px-NAMA_Alphabet_grec.jpg 2x" data-file-width="1600" data-file-height="1398" /></a><figcaption>The Greek alphabet on a <a href="/wiki/Black_figure" class="mw-redirect" title="Black figure">black figure</a> vessel, with a cross-shaped chi</figcaption></figure> <div class="mw-heading mw-heading3"><h3 id="Pronunciation">Pronunciation</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=2" title="Edit section: Pronunciation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading4"><h4 id="Ancient_Greek">Ancient Greek</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=3" title="Edit section: Ancient Greek"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Its value in <a href="/wiki/Ancient_Greek" title="Ancient Greek">Ancient Greek</a> was an aspirated <a href="/wiki/Voiceless_velar_plosive" title="Voiceless velar plosive">velar stop</a> <span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">/kʰ/</span> (in the <a href="/wiki/Western_Greek_alphabet" class="mw-redirect" title="Western Greek alphabet">Western Greek alphabet</a>: /ks/). </p> <div class="mw-heading mw-heading4"><h4 id="Koine_Greek">Koine Greek</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=4" title="Edit section: Koine Greek"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In <a href="/wiki/Koine_Greek" title="Koine Greek">Koine Greek</a> and later dialects it became a <a href="/wiki/Fricative_consonant" class="mw-redirect" title="Fricative consonant">fricative</a> (<span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">[x]</span>/<span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">[ç]</span>) along with <a href="/wiki/Theta_(letter)" class="mw-redirect" title="Theta (letter)">Θ</a> and <a href="/wiki/Phi_(letter)" class="mw-redirect" title="Phi (letter)">Φ</a>. </p> <div class="mw-heading mw-heading4"><h4 id="Modern_Greek">Modern Greek</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=5" title="Edit section: Modern Greek"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In <a href="/wiki/Modern_Greek" title="Modern Greek">Modern Greek</a>, it has two distinct pronunciations: In front of <a href="/wiki/Close_vowel" title="Close vowel">high</a> or <a href="/wiki/Front_vowel" title="Front vowel">front vowels</a> (<span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">/e/</span> or <span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">/i/</span>) it is pronounced as a <a href="/wiki/Voiceless_palatal_fricative" title="Voiceless palatal fricative">voiceless palatal fricative</a> <span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">[ç]</span>, as in <a href="/wiki/Standard_German_phonology#Ich-Laut_and_ach-Laut" title="Standard German phonology">German <i>ich</i></a> or like <a href="/wiki/English_phonology#Consonants" title="English phonology">some pronunciations of "h"</a> in English words like <i>hew</i> and <i>human</i>. In front of <a href="/wiki/Open_vowel" title="Open vowel">low</a> or <a href="/wiki/Back_vowel" title="Back vowel">back vowels</a> (<span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">/a/</span>, <span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">/o/</span> or <span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">/u/</span>) and <a href="/wiki/Consonants" class="mw-redirect" title="Consonants">consonants</a>, it is pronounced as a <a href="/wiki/Voiceless_velar_fricative" title="Voiceless velar fricative">voiceless velar fricative</a> (<span class="IPA nowrap" lang="und-Latn-fonipa" title="Representation in the International Phonetic Alphabet (IPA)">[x]</span>), as in German <i>ach</i> or <a href="/wiki/Spanish_phonology#Consonants" title="Spanish phonology">Spanish <i>j</i></a>. This distinction corresponds to the ich-Laut and ach-Laut of German. </p> <div class="mw-heading mw-heading3"><h3 id="Transliteration">Transliteration</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=6" title="Edit section: Transliteration"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Chi is <a href="/wiki/Romanization_of_Greek" title="Romanization of Greek">romanized</a> as <span class="nowrap">⟨ch⟩</span> in most systematic transliteration conventions, but sometimes <span class="nowrap">⟨kh⟩</span> is used.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> In addition, in Modern Greek, it is often also romanized as <span class="nowrap">⟨h⟩</span> or <span class="nowrap">⟨x⟩</span> in informal practice. </p> <div class="mw-heading mw-heading3"><h3 id="Greek_numeral">Greek numeral</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=7" title="Edit section: Greek numeral"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In the system of <a href="/wiki/Greek_numerals" title="Greek numerals">Greek numerals</a>, it has a value of 600. </p> <div class="mw-heading mw-heading3"><h3 id="Xi">Xi</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=8" title="Edit section: Xi"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In ancient times, some <a href="/wiki/History_of_the_Greek_alphabet#Epichoric_alphabets" title="History of the Greek alphabet">local forms</a> of the <a href="/wiki/Greek_alphabet" title="Greek alphabet">Greek alphabet</a> used the chi instead of <a href="/wiki/Xi_(letter)" title="Xi (letter)">xi</a> to represent the /ks/ sound. This was borrowed into the early <a href="/wiki/Latin" title="Latin">Latin</a> language, which led to the use of the letter X for the same sound in Latin, and many modern languages that use the <a href="/wiki/Latin_alphabet" title="Latin alphabet">Latin alphabet</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Cyrillic">Cyrillic</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=9" title="Edit section: Cyrillic"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Chi was also included in the <a href="/wiki/Cyrillic_script" title="Cyrillic script">Cyrillic script</a> as the letter <a href="/wiki/Kha_(Cyrillic)" title="Kha (Cyrillic)">Х</a>, with the phonetic value /x/ or /h/. </p> <div class="mw-heading mw-heading2"><h2 id="International_Phonetic_Alphabet">International Phonetic Alphabet</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=10" title="Edit section: International Phonetic Alphabet"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In the <a href="/wiki/International_Phonetic_Alphabet" title="International Phonetic Alphabet">International Phonetic Alphabet</a>, ⟨<span title="Representation in the International Phonetic Alphabet (IPA)" class="IPA" lang="und-Latn-fonipa">ꭓ</span>⟩ represents a <a href="/wiki/Voiceless_uvular_fricative" title="Voiceless uvular fricative">voiceless uvular fricative</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Chiasmus">Chiasmus</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=11" title="Edit section: Chiasmus"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Chi is the basis for the name literary <a href="/wiki/Chiastic_structure" title="Chiastic structure">chiastic structure</a> and the name of <a href="/wiki/Chiasmus" title="Chiasmus">chiasmus</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Symbolism">Symbolism</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=12" title="Edit section: Symbolism"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In <a href="/wiki/Plato" title="Plato">Plato</a>'s <i><a href="/wiki/Timaeus_(dialogue)" title="Timaeus (dialogue)">Timaeus</a></i>, it is explained that the two bands that form the <a href="/wiki/Anima_mundi_(spirit)" class="mw-redirect" title="Anima mundi (spirit)">soul of the world</a> cross each other like the letter Χ. Plato's analogy, along with several other examples of <i>chi</i> as a symbol occur in <a href="/wiki/Thomas_Browne" title="Thomas Browne">Thomas Browne</a>'s discourse <i><a href="/wiki/The_Garden_of_Cyrus" title="The Garden of Cyrus">The Garden of Cyrus</a></i> (1658). </p><p>Chi or <a href="/wiki/X" title="X">X</a> is often used to abbreviate the name <a href="/wiki/Christ#.CE.A7" class="mw-redirect" title="Christ">Christ</a>, as in the holiday <a href="/wiki/Christmas" title="Christmas">Christmas</a> (<a href="/wiki/Xmas" title="Xmas">Xmas</a>). When fused within a single typeface with the Greek letter <a href="/wiki/Rho" title="Rho">rho</a>, it is called the <a href="/wiki/Chi_Rho" title="Chi Rho">Chi Rho</a> and used to represent the person of Jesus Christ. </p> <div class="mw-heading mw-heading2"><h2 id="Math_and_science">Math and science</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=13" title="Edit section: Math and science"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In <a href="/wiki/Statistics" title="Statistics">statistics</a>, the term chi-squared or <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \chi ^{2}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msup> <mi>χ</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \chi ^{2}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/8c0cc9237ec72a1da6d18bc8e7fb24cdda43a49a" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.509ex; height:3.009ex;" alt="{\displaystyle \chi ^{2}}"></span> has <a href="/wiki/Chi-squared_(disambiguation)" class="mw-redirect mw-disambig" title="Chi-squared (disambiguation)">various uses</a>, including the <a href="/wiki/Chi-squared_distribution" title="Chi-squared distribution">chi-squared distribution</a>, the <a href="/wiki/Chi-squared_test" title="Chi-squared test">chi-squared test</a>, and <a href="/wiki/Chi-squared_target_models" class="mw-redirect" title="Chi-squared target models">chi-squared target models</a>. </p><p>In <a href="/wiki/Algebraic_topology" title="Algebraic topology">algebraic topology</a>, Chi is used to represent the <a href="/wiki/Euler_characteristic" title="Euler characteristic">Euler characteristic</a> of a surface. </p><p>In <a href="/wiki/Neuroanatomy" title="Neuroanatomy">neuroanatomy</a>, <a href="/wiki/Chiasm_(anatomy)" title="Chiasm (anatomy)">crossings</a> of <a href="/wiki/Peripheral_nervous_system" title="Peripheral nervous system">peripheral nerves</a> (such as the <a href="/wiki/Optic_chiasm" title="Optic chiasm">optic chiasm</a>) are named for the letter Chi because of its Χ-shape.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>In <a href="/wiki/Chemistry" title="Chemistry">chemistry</a>, the <a href="/wiki/Mole_fraction" title="Mole fraction">mole fraction</a><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> and <a href="/wiki/Electronegativity" title="Electronegativity">electronegativity</a><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> may be denoted by the lowercase <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \chi }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>χ</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \chi }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/656111758322ace96d80a9371771aa6d3de25437" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:1.455ex; height:2.009ex;" alt="{\displaystyle \chi }"></span>. </p><p>In <a href="/wiki/Physics" title="Physics">physics</a>, <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \chi }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>χ</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \chi }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/656111758322ace96d80a9371771aa6d3de25437" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:1.455ex; height:2.009ex;" alt="{\displaystyle \chi }"></span> denotes <a href="/wiki/Electric_susceptibility" title="Electric susceptibility">electric</a> or <a href="/wiki/Magnetic_susceptibility" title="Magnetic susceptibility">magnetic susceptibility</a>. </p><p>In <a href="/wiki/Rhetoric" title="Rhetoric">rhetoric</a>, both <a href="/wiki/Chiastic_structure" title="Chiastic structure">chiastic structure</a> (a <a href="/wiki/Literary_device" class="mw-redirect" title="Literary device">literary device</a>) and the <a href="/wiki/Figure_of_speech" title="Figure of speech">figure of speech</a> <a href="/wiki/Chiasmus" title="Chiasmus">Chiasmus</a> derive from their names from the shape of the letter Chi. </p><p>In <a href="/wiki/Mechanical_engineering" title="Mechanical engineering">mechanical engineering</a>, chi is used as a symbol for the <a href="/w/index.php?title=Reduction_factor&action=edit&redlink=1" class="new" title="Reduction factor (page does not exist)">reduction factor</a> of relevant <a href="/wiki/Buckling" title="Buckling">buckling</a> loads in the <a href="/wiki/EN_1993" class="mw-redirect" title="EN 1993">EN 1993</a>, a <a href="/wiki/European_Standard" title="European Standard">European Standard</a> for the design of steel structures. </p><p>In <a href="/wiki/Graph_theory" title="Graph theory">graph theory</a>, a lowercase chi is used to represent a graph's <a href="/wiki/Chromatic_number" class="mw-redirect" title="Chromatic number">chromatic number</a>. </p><p>In <a href="/wiki/Analytic_number_theory" title="Analytic number theory">analytic number theory</a>, chi is used for the <a href="/wiki/Dirichlet_character" title="Dirichlet character">Dirichlet character</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Unicode">Unicode</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chi_(letter)&action=edit&section=14" title="Edit section: Unicode"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span class="nowrap"><style data-mw-deduplicate="TemplateStyles:r886049734">.mw-parser-output .monospaced{font-family:monospace,monospace}</style><span class="monospaced">U+03A7</span> </span><span style="font-size:125%;line-height:1em">Χ</span> <span style="font-variant: small-caps; text-transform: lowercase;">GREEK CAPITAL LETTER CHI</span> (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">&Chi;</span>)<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+03C7</span> </span><span style="font-size:125%;line-height:1em">χ</span> <span style="font-variant: small-caps; text-transform: lowercase;">GREEK SMALL LETTER CHI</span> (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">&chi;</span>)</li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D61</span> </span><span style="font-size:125%;line-height:1em">ᵡ</span> <span style="font-variant: small-caps; text-transform: lowercase;">MODIFIER LETTER SMALL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D6A</span> </span><span style="font-size:125%;line-height:1em">ᵪ</span> <span style="font-variant: small-caps; text-transform: lowercase;">GREEK SUBSCRIPT SMALL LETTER CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+2627</span> </span><span style="font-size:125%;line-height:1em">☧</span> <span style="font-variant: small-caps; text-transform: lowercase;">CHI RHO</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+2CAC</span> </span><span style="font-size:125%;line-height:1em">Ⲭ</span> <span style="font-variant: small-caps; text-transform: lowercase;">COPTIC CAPITAL LETTER KHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+2CAD</span> </span><span style="font-size:125%;line-height:1em">ⲭ</span> <span style="font-variant: small-caps; text-transform: lowercase;">COPTIC SMALL LETTER KHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+2CE9</span> </span><span style="font-size:125%;line-height:1em">⳩</span> <span style="font-variant: small-caps; text-transform: lowercase;">COPTIC SYMBOL KHI RO</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+A7B3</span> </span><span style="font-size:125%;line-height:1em">Ꭓ</span> <span style="font-variant: small-caps; text-transform: lowercase;">LATIN CAPITAL LETTER CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+AB53</span> </span><span style="font-size:125%;line-height:1em">ꭓ</span> <span style="font-variant: small-caps; text-transform: lowercase;">LATIN SMALL LETTER CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+AB54</span> </span><span style="font-size:125%;line-height:1em">ꭔ</span> <span style="font-variant: small-caps; text-transform: lowercase;">LATIN SMALL LETTER CHI WITH LOW RIGHT RING</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+AB55</span> </span><span style="font-size:125%;line-height:1em">ꭕ</span> <span style="font-variant: small-caps; text-transform: lowercase;">LATIN SMALL LETTER CHI WITH LOW LEFT SERIF</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D6BE</span> </span><span style="font-size:125%;line-height:1em">𝚾</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL BOLD CAPITAL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D6D8</span> </span><span style="font-size:125%;line-height:1em">𝛘</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL BOLD SMALL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D6F8</span> </span><span style="font-size:125%;line-height:1em">𝛸</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL ITALIC CAPITAL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D712</span> </span><span style="font-size:125%;line-height:1em">𝜒</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL ITALIC SMALL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D732</span> </span><span style="font-size:125%;line-height:1em">𝜲</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL BOLD ITALIC CAPITAL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D74C</span> </span><span style="font-size:125%;line-height:1em">𝝌</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL BOLD ITALIC SMALL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D76C</span> </span><span style="font-size:125%;line-height:1em">𝝬</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL SANS-SERIF BOLD CAPITAL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D786</span> </span><span style="font-size:125%;line-height:1em">𝞆</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL SANS-SERIF BOLD SMALL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D7A6</span> </span><span style="font-size:125%;line-height:1em">𝞦</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL SANS-SERIF BOLD ITALIC CAPITAL CHI</span></li> <li><span class="nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r886049734"><span class="monospaced">U+1D7C0</span> </span><span style="font-size:125%;line-height:1em">𝟀</span> <span style="font-variant: small-caps; text-transform: lowercase;">MATHEMATICAL SANS-SERIF BOLD ITALIC SMALL CHI</span></li></ul> <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=Chi_(letter)&action=edit&section=15" title="Edit section: See also"><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:r1237033735">@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-en-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-en-v2.svg"]{background-color:white}}</style><div class="side-box side-box-right plainlinks sistersitebox"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/40px-Wiktionary-logo-en-v2.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/60px-Wiktionary-logo-en-v2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/80px-Wiktionary-logo-en-v2.svg.png 2x" data-file-width="512" data-file-height="512" /></span></span></div> <div class="side-box-text plainlist">Look up <i><b><a href="https://en.wiktionary.org/wiki/%CE%A7" class="extiw" title="wiktionary:Χ">Χ</a></b></i> or <i><b><a href="https://en.wiktionary.org/wiki/%CF%87" class="extiw" title="wiktionary:χ">χ</a></b></i> in Wiktionary, the free dictionary.</div></div> </div> <ul><li><a href="/wiki/Chi_(disambiguation)" class="mw-redirect mw-disambig" title="Chi (disambiguation)">Chi (disambiguation)</a></li> <li><a href="/wiki/Kha_(Cyrillic)" title="Kha (Cyrillic)">Х, х - Kha (Cyrillic)</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=Chi_(letter)&action=edit&section=16" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-Chambers-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-Chambers_1-0">^</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 book cs1">"chi". <i>The Chambers Dictionary</i> (9th ed.). Chambers. 2003. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-550-10105-5" title="Special:BookSources/0-550-10105-5"><bdi>0-550-10105-5</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=chi&rft.btitle=The+Chambers+Dictionary&rft.edition=9th&rft.pub=Chambers&rft.date=2003&rft.isbn=0-550-10105-5&rfr_id=info%3Asid%2Fen.wikipedia.org%3AChi+%28letter%29" class="Z3988"></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFReference-OED-chi" class="citation encyclopaedia cs1"><span class="id-lock-subscription" title="Paid subscription required"><a rel="nofollow" class="external text" href="https://www.oed.com/search/dictionary/?q=chi">"chi"</a></span>. <i><a href="/wiki/Oxford_English_Dictionary" title="Oxford English Dictionary">Oxford English Dictionary</a></i> (Online ed.). <a href="/wiki/Oxford_University_Press" title="Oxford University Press">Oxford University Press</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=chi&rft.btitle=Oxford+English+Dictionary&rft.edition=Online&rft.pub=Oxford+University+Press&rft_id=https%3A%2F%2Fwww.oed.com%2Fsearch%2Fdictionary%2F%3Fq%3Dchi&rfr_id=info%3Asid%2Fen.wikipedia.org%3AChi+%28letter%29" class="Z3988"></span> <span style="font-size:0.95em; font-size:95%; color: var( --color-subtle, #555 )">(Subscription or <a rel="nofollow" class="external text" href="https://www.oed.com/public/login/loggingin#withyourlibrary">participating institution membership</a> required.)</span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://www.britannica.com/EBchecked/topic/3390/Achaea">Encyclopædia Britannica</a></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAsimov1963" class="citation book cs1"><a href="/wiki/Isaac_Asimov" title="Isaac Asimov">Asimov, Isaac</a> (1963). <i>The Human Brain</i>. Boston: Houghton Mifflin.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Human+Brain&rft.place=Boston&rft.pub=Houghton+Mifflin&rft.date=1963&rft.aulast=Asimov&rft.aufirst=Isaac&rfr_id=info%3Asid%2Fen.wikipedia.org%3AChi+%28letter%29" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFZumdahl2008" class="citation book cs1">Zumdahl, Steven S. (2008). <span class="id-lock-limited" title="Free access subject to limited trial, subscription normally required"><a rel="nofollow" class="external text" href="https://archive.org/details/chemistrythediti00zumd"><i>Chemistry</i></a></span> (8th ed.). Cengage Learning. p. <a rel="nofollow" class="external text" href="https://archive.org/details/chemistrythediti00zumd/page/n229">201</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0547125329" title="Special:BookSources/978-0547125329"><bdi>978-0547125329</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Chemistry&rft.pages=201&rft.edition=8th&rft.pub=Cengage+Learning&rft.date=2008&rft.isbn=978-0547125329&rft.aulast=Zumdahl&rft.aufirst=Steven+S.&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fchemistrythediti00zumd&rfr_id=info%3Asid%2Fen.wikipedia.org%3AChi+%28letter%29" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSpencerBodnerRickard2010" class="citation book cs1">Spencer, James N.; Bodner, George M.; Rickard, Lyman H. (2010). <span class="id-lock-limited" title="Free access subject to limited trial, subscription normally required"><a rel="nofollow" class="external text" href="https://archive.org/details/chemistrystructu00spen_759"><i>Chemistry: structure and dynamics</i></a></span> (5th ed.). Hoboken, NJ: Wiley. p. <a rel="nofollow" class="external text" href="https://archive.org/details/chemistrystructu00spen_759/page/n378">357</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9780470587119" title="Special:BookSources/9780470587119"><bdi>9780470587119</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Chemistry%3A+structure+and+dynamics&rft.place=Hoboken%2C+NJ&rft.pages=357&rft.edition=5th&rft.pub=Wiley&rft.date=2010&rft.isbn=9780470587119&rft.aulast=Spencer&rft.aufirst=James+N.&rft.au=Bodner%2C+George+M.&rft.au=Rickard%2C+Lyman+H.&rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fchemistrystructu00spen_759&rfr_id=info%3Asid%2Fen.wikipedia.org%3AChi+%28letter%29" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><a href="/wiki/International_Union_of_Pure_and_Applied_Chemistry" title="International Union of Pure and Applied Chemistry">IUPAC</a>, <i><a href="/wiki/IUPAC_books#Gold_Book" class="mw-redirect" title="IUPAC books">Compendium of Chemical Terminology</a></i>, 2nd ed. (the "Gold Book") (1997). Online corrected version: (2006–) "<a rel="nofollow" class="external text" href="https://goldbook.iupac.org/terms/view/E01990.html">Electronegativity</a>". <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1351%2Fgoldbook.E01990">10.1351/goldbook.E01990</a></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text">Unicode Code Charts: <a rel="nofollow" class="external text" href="https://www.unicode.org/charts/PDF/U0370.pdf">Greek and Coptic (Range: 0370-03FF)</a></span> </li> </ol></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=Chi_(letter)&oldid=1256477751">https://en.wikipedia.org/w/index.php?title=Chi_(letter)&oldid=1256477751</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:Greek_letters" title="Category:Greek letters">Greek letters</a></li><li><a href="/wiki/Category:Phonetic_transcription_symbols" title="Category:Phonetic transcription symbols">Phonetic transcription symbols</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:Pages_using_the_Phonos_extension" title="Category:Pages using the Phonos extension">Pages using the Phonos extension</a></li><li><a href="/wiki/Category:Articles_with_short_description" title="Category:Articles with short description">Articles with short description</a></li><li><a href="/wiki/Category:Short_description_matches_Wikidata" title="Category:Short description matches Wikidata">Short description matches Wikidata</a></li><li><a href="/wiki/Category:Pages_including_recorded_pronunciations" title="Category:Pages including recorded pronunciations">Pages including recorded pronunciations</a></li><li><a href="/wiki/Category:Articles_containing_Greek-language_text" title="Category:Articles containing Greek-language text">Articles containing Greek-language text</a></li><li><a href="/wiki/Category:Pages_with_plain_IPA" title="Category:Pages with plain IPA">Pages with plain IPA</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> This page was last edited on 10 November 2024, at 03:08<span class="anonymous-show"> (UTC)</span>.</li> <li id="footer-info-copyright">Text is available under the <a href="/wiki/Wikipedia:Text_of_the_Creative_Commons_Attribution-ShareAlike_4.0_International_License" title="Wikipedia:Text of the Creative Commons Attribution-ShareAlike 4.0 International License">Creative Commons Attribution-ShareAlike 4.0 License</a>; additional terms may apply. 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