I

Not to be confused with !.

The Latin alphabet
	Aa	Bb	Cc	Dd
Ee	Ff	Gg	Hh	Ii	Jj
Kk	Ll	Mm	Nn	Oo	Pp
Qq	Rr	Ss	Tt	Uu	Vv
	Ww	Xx	Yy	Zz

I is the ninth (9) letter in the English alphabet.

In English, I is a pronoun which means "me".

• "I like you."
• "You and I shall walk to the store."
• "You and I are friends."

In Azerbaijani, Crimean Tatar, Gagauz and Turkish, the letter I has two kinds, one with a tittle (İ, i) and one without one (I, ı).

Accented forms

In Spanish, Í is used for a stressed I.

Meanings for I

• In chemistry, I is the symbol for iodine.
• In Roman numerals, I means the number one (1).
• i is the mathematical symbol for the square root of negative one, also called the imaginary unit.
• In physics, I refers to the moment of inertia.