Used to form adjectives and nouns describing people of a particular city, region, or country, and the language spoken by these people.

(US, roadway) Interstate. / (grammar) Abbreviation of instrumental case. / (computing) Abbreviation of instruction.

The speaker or writer, referred to as the grammatical subject, of a sentence. / (nonstandard) The speaker or writer, referred to as the grammatical object, of a sentence.

(metaphysics) The ego.

Obsolete spelling of aye.

The ninth letter of the English alphabet, called i and written in the Latin script.

The ordinal number ninth, derived from this letter of the English alphabet, called i and written in the Latin script.

The name of the Latin-script letter I.

(stenoscript) (a) an initial letter ⟨i⟩

The ordinal number ninth, derived from this letter of the English alphabet, called i and written in the Latin script.