What is the meaning of Letter?

A symbol in an alphabet.

A written or printed communication, generally longer and more formal than a note.

The literal meaning of something, as distinguished from its intended and remoter meaning (the spirit).

Literature.

A division unit of a piece of law marked by a letter of the alphabet.

A size of paper, 8½ in × 11 in (215.9 mm × 279.4 mm).

A size of paper, 215 mm × 280 mm.

Clipping of varsity letter.

A single type; type, collectively; a style of type.

To print, inscribe, or paint letters on something.

To earn a varsity letter (award).

One who lets, or lets out.

One who retards or hinders.

letter (letter of the alphabet)

letter (letter of the alphabet)

letter (written message)

present of lette

indefinite plural of lett (non-standard since 2005)

indefinite plural of lett (non-standard since 2012)

indefinite plural of lett

Source: wiktionary.org