View source for i

{{also|I|Appendix:Variations of "i"}}
{{character info}}
{{character info/var|ⁱ|ⅰ|ｉ}}
{{mammoth page}}
==Translingual==
{{wp}}

===Etymology 1===
Lower case variation of upper case {{m|en|I}}, from {{der|mul|grc|-}} letter {{m|grc|Ι||Iota}}.

====Letter====
{{letter|mul}} {{cln|la|script characters|sort=I}}

# {{Latn-def|mul|letter|9}}

====Letter====
{{head|mul|letters|upper case|İ}} {{cln|la|script characters|sort=I}}

# {{ng|In the Turkish alphabet and its descendants, the lower-case form of dotted capital [[İ]], which contrasts with [[ı]] as the lower-case form of dotless capital [[I]].}}

====See also====
{{Latn-script}}
'''Derived symbols'''
* {{l|mul|j}}
* [[ɨ]] — [[International Phonetic Alphabet|IPA]]
* [[İ]] and [[ı]] — Turkish

'''Similar and related symbols'''
* {{l|mul|Ι}} and [[ι]] — Greek
* [[І]] and [[і]] — Cyrillic I, used in [[Belarusian]] and [[Ukrainian]]
* [[Ӏ]] and [[ӏ]] — Cyrillic [[palochka]], used in the [[Caucasian]] languages
* {{l|mul|ا}} — Arabic (alif)
* {{l|mul|1}} — Arabic numeral
* {{l|mul|Ꭵ}} — [[Cherokee]] (IPA: ə̃)
* [[ᛁ]] — [[Runic]]
* [[ɪ]] — [[International Phonetic Alphabet|IPA]]

===Etymology 2===
* {{sense|mathematics, imaginary number}} {{abbrev|mul|en:imaginary}}.
* {{sense|engineering, electric current}} {{abbrev|mul|fr:intensité du courant}}; first used by M. André-Marie Ampère.
* {{sense|computer programming, generic index}} {{abbrev|mul|en:index}}.
* {{sense|linguistics}} {{abbrev|mul|en:identity}}.

====Pronunciation====
* {{audio|mul|Close front unrounded vowel.ogg|Pronunciation of IPA {{IPAfont|[iː]}}}}

====Symbol====
{{head|mul|symbols}}
{{wp|Close front unrounded vowel}}

# {{lb|mul|mathematics|often in italics or bold}} The [[imaginary unit]]; a fixed [[square root]] of -1. Graphically, <math>i</math> is shown on the vertical (y-axis) plane.
#: {{syn|mul|j}}
#: {{ux|en|a+b'''i''' with a is real part and b is imaginary part}}
# {{lb|mul|mathematics|often in bold}} The [[unit vector]] in the x direction.
#: {{cot|mul|j|k}}
# {{lb|mul|engineering|often in bold}} The [[current]] flow in an electric [[circuit]], frequently measured in [[ampere]]s.
#: {{ux|en|2=v='''i'''r (Ohm's Law)}}
# {{lb|mul|mathematics|programming}} A common variable name representing a generic index, especially in loops.
#: {{syn|mul|j}}
# {{senseid|mul|Q108}} [[January#English:_Q108|January]].<!--in various European languages, now archaic but formerly common-->
#: {{comeronyms|mul|II<id:Q109>|ii<id:Q109>|2<id:Q109>|;|III<id:Q110>|iii<id:Q110>|3<id:Q110>|;|IV<id:Q118>|iv<id:Q118>|4<id:Q118>|;|V<id:Q119>|v<id:Q119>|5<id:Q119>|;|VI<id:Q120>|vi<id:Q120>|6<id:Q120>|;|VII<id:Q121>|vii<id:Q121>|7<id:Q121>|;|VIII<id:Q122>|viii<id:Q122>|8<id:Q122>|;|IX<id:Q123>|ix<id:Q123>|9<id:Q123>|;|X<id:Q124>|x<id:Q124>|10<id:Q124>|;|XI<id:Q125>|xi<id:Q125>|11<id:Q125>|;|XII<id:Q126>|xii<id:Q126>|12<id:Q126>}}
# {{lb|mul|IPA|romanization}} a {{w|close front unrounded vowel}}.
# {{lb|mul|superscript {{angbr IPA|ⁱ}}|IPA}} {{IPAfont|[i]}}-coloring, an {{IPAfont|[i]}} on-glide or off-glide (a diphthong), or a weak, fleeting, epenthetic or echo {{IPAfont|[i]}}.
# {{lb|mul|ISO}} transliterates Indic [[इ]] (or equivalent).
# {{lb|mul|financial mathematics}} [[annual]] [[effective]] [[interest rate]]
# {{lb|mul|subscript|linguistics}} indicates that two items are identical or [[coreferential]] (refer to the same thing). E.g. ''CV<sub>i</sub>CV<sub>i</sub>'' means a sequence of consonant-vowel-consonant-vowel, where the two V's are the same vowel; ''Sally<sub>i</sub> ... she<sub>i</sub>'' means that 'she' refers to 'Sally'. A second identity may be indicated with ''j''.

===Etymology 3===
Lower case form of upper case Roman numeral [[I]], apparently derived from the shape of a notch scored across a tally stick.

====Alternative forms====
* {{alter|mul|I|Ⅰ|ⅰ}}

====Numeral====
{{head|mul|numerals|lower case Roman numeral||upper case|I}}

# [[cardinal number|cardinal]] number [[one]]
# {{lb|mul|music}} [[minor]] [[tonic]] [[triad]]

====See also====
* Next: [[ii]] ([[two|2]])
* {{w|Roman numerals}}

===Gallery===
<gallery class="skin-invert-image" caption="Letter styles" perrow=3 mode=packed>
Image:Latin I.png|Uppercase and lowercase versions of '''I''', in normal and italic type
Image:Fraktur letter i.svg|Uppercase and lowercase '''I''' in [[Fraktur]]
</gallery>

===See also===
{{Letter
|page=I
|NATO=India
|Morse=··
|Braille=⠊
}}

[[Category:IPA symbols|I]]
{{C|mul|One}}

==English==

===Etymology 1===
From {{der|en|la|i}}, [[minuscule]] of {{m|la|I}}.

====Pronunciation====
* {{sense|phoneme}} {{IPA|en|/ə/|/aɪ/|/ɪ/|/i/|/iː/}}
* {{sense|letter name}} {{enPR|ī}}, {{IPA|en|/aɪ/}}
* {{audio|en|en-us-i.ogg|a=US}}
* {{rhymes|en|aɪ|s=1}}
* {{homophones|en|aye|eye}}

====Letter====
{{letter|en}}

# {{Latn-def|en|letter|9|i}}

=====Usage notes=====
The English letter {{m|en|i}} represents many different sounds, often the diphthong {{IPAchar|/aɪ/}} (from Middle English {{IPAchar|/iː/}}), as in the pronoun {{m|en|I}}, or {{IPAchar|/ɪ/}} as in {{m|en|bit|b'''i'''t}}. In borrowings, it may represent {{IPAchar|/iː/}} as well.

=====See also=====
{{list:Latin script letters/en/simple}}

====Number====
{{numeral symbol|en}}

# {{Latn-def|en|ordinal|9|i}}

====Noun====
{{en-noun|es}}

# {{Latn-def|en|name|I|i}}
#* the position of an '''i'''-dot (the dot of an ''i)''
#* i-mutation, '''i'''-[[umlaut]]

=====Alternative forms=====
* {{l|en|eye}}

=====Translations=====
{{multitrans|data=
{{trans-top|name of the letter I, i}}
* Arabic: {{tt+|ar|أَي|m}} {{q|English}}, {{tt+|ar|إِي|m}}
* Asturian: {{tt+|ast|i}}
* Bengali: {{tt+|bn|আই}}
* Bulgarian: {{tt+|bg|и|n}}
* Burmese: {{tt+|my|အိုင်}}
* Catalan: {{tt+|ca|i|f}}
* Chinese:
*: Mandarin: {{q|English letter names are called as in English, no other standard Mandarin name exists}}
* Esperanto: {{tt+|eo|i}}
* Finnish: {{tt+|fi|ii}}
* Galician: {{tt+|gl|i|m}}, {{tt|gl|i latino|m}}
* German: {{tt+|de|I|n}}
* Greek: {{tt+|el|άι}}
* Hawaiian: {{tt|haw|ʻī}}
* Hindi: {{tt+|hi|आई}}
* Ido: {{tt+|io|i}}
* Irish: {{tt|ga|í}}, {{tt|ga|idad}}, {{tt|ga|iodhadh}}
* Japanese: {{tt+|ja|アイ|tr=ai}} {{q|English}}, {{tt+|ja|牛の角文字|tr=ushi no tsunomoji}} {{q|dated}}
* Korean: {{tt+|ko|아이}}
* Latin: {{tt+|la|ī}}
* Malay: {{tt+|ms|ai}}
* Marathi: {{tt|mr|आय}}
* Occitan: {{tt+|oc|i|f}}
* Persian: {{tt+|fa|آی|tr=ây}}
* Portuguese: {{tt+|pt|i|m}}
* Romanian: {{tt+|ro|i}}
* Russian: {{tt+|ru|ай|n}} {{q|English}}, {{tt+|ru|и|n}}
* Spanish: {{tt+|es|i|f}}, {{tt+|es|i latina|f}}
* Thai: {{tt+|th|ไอ}}
* Turkish: {{tt+|tr|i}}
* Vietnamese: {{tt+|vi|i}}, {{tt+|vi|i ngắn}}
* Welsh: {{tt|cy|i|f}}, {{tt|cy|i dot|f}}, {{tt|cy|i ddot|f}}
{{trans-bottom}}
}}

====Derived terms====
{{col|en|i-adjective|i-risk|i-breve|barred i|dot the i's and cross the t's|i-dotter|i-dotting|i-mutation|i-stem|i-word|long i|short i|i-umlaut|ith|i longa}}

====See also====
{{list:Latin script letter names/en/simple}}

===Etymology 2===
From {{inh|en|ang|ic|iċ}}.

====Pronunciation====
* {{IPA|en|/aɪ/}}
* {{rhymes|en|aɪ|s=1}}
* {{homophones|en|aye|eye}}

====Pronoun====
{{head|en|pronouns}}

# {{lb|en|nonstandard}} {{alt case|en|I}}.
#* {{quote-book|en|author=[[w:Benjamin Stillingfleet|Benj[amin] Stillingfleet]]|title=Miscellaneous Tracts Relating to Natural History, Husbandry, and Physick. To Which Is Added the Calendar of Flora.|edition=2nd|location=London|publisher={{...|Printed: And sold by}} R. and J. Dodsley,{{nb...|in Pall-Mall}}; S. Baker,{{nb...|in York-Street, Covent-Garden}}; and T. Payne,{{nb...|at the Muse Gate}}|year=1762|pages=30 and 32|passage=Here follow ſome few lines in the original, which not underſtanding '''i''' have omitted. {{...}} Laſtly that amidſt ſo many viciſſitudes of fortune, to which I have been expoſed, amongſt all the goods, '''i''' ſay, and evils, the joyfull and gloomy, the pleaſing, and diſagreeable circumſtances of life, thou endowedſt me with an equal, conſtant, manly, and ſuperior ſpirit on every occaſion.}}
#* {{RQ:WaPo|date=2021-01-26|author=Travis M. Andrews|title=‘When covid is over’ sounds like ‘when I meet Harry Styles’: The new pandemic meme, explained|url=https://www.washingtonpost.com/technology/2021/01/26/when-covid-is-over-meme/|text=As YouTuber Alex Elmslie tweeted, “ ‘once COVID is over’ is starting to sound a lot like ‘when '''i''' fix my sleep schedule.’ ”|archiveurl=https://web.archive.org/web/20211019035340/https://www.washingtonpost.com/technology/2021/01/26/when-covid-is-over-meme/|archivedate=19 October 2021}}

=====Usage notes=====
* Also used in instant messaging due to limitations of entering capitals on a mobile phone's keypad.
* Sometimes to indicate informality, primarily in typed media

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{{cln|en|countable nouns}}
{{cln|en|nouns with irregular plurals}}