LATIN DICTIONARYLexicon Latīnum
letter

i1

Classical[ˈɪ]Ecclesiastical[ˈiː]

Meaning

  1. letterlowercaseThe ninth letter of the Latin alphabet, called ī and written in the Latin script.
noun · neuter
ī2
ī n or f (indeclinable)
Classical[ˈɪ]Ecclesiastical[ˈiː]

Meaning

  1. indeclinableThe name of the Latin script letter I/i.

Quick answers

What does i mean in Latin?
i, a letter, means “The ninth letter of the Latin alphabet, called ī and written in the Latin script.”.
How do you pronounce i?
In classical Latin, [ˈɪ]; in ecclesiastical (church) Latin, [ˈiː].