Définitions
1.NounA symbol in an alphabet."There are twenty-six letters in the English alphabet."
2.NounA written or printed communication, usually defined as longer and more formal than a note. (Sometimes specifically one that is on paper.)"I wrote a letter to my sister about my life."
3.NounThe literal meaning of something, as distinguished from its intended and remoter meaning (the spirit).
4.NounLiterature."Benjamin Franklin was multiskilled – a scientist, politician and a man of letters."
5.NounA division unit of a piece of law marked by a letter of the alphabet."Letter (b) constitutes an exception to this provision."
6.NounA size of paper, 8½ in × 11 in (215.9 mm × 279.4 mm).
7.NounA size of paper, 215 mm × 280 mm.
8.NounClipping of varsity letter.
9.NounA single type; type, collectively; a style of type.
10.VerbTo print, inscribe, or paint letters on something.
11.VerbTo earn a varsity letter (award).
12.NounOne who lets, or lets out."the letter of a room; a blood-letter"
13.NounOne who retards or hinders.
14.NounAlternative form of litter.