0 a written message from one person to another, usually put in an envelope and sent by post:
1 any of the set of symbols used to write a language, representing a sound in the language:
the letter D
2 used to refer to a standard size of paper in the US, 8.5 inches by 11 inches:
3 a written or printed message from one person to another, usually put in an envelope and delivered as mail:
4 any of the set of symbols used to write a language, in many languages, representing a sound in the language:
5 a written message from one person to another, usually put in an envelope and sent by mail:
by letter You will receive an acknowledgement by letter.
get/receive a letter (from sb) I got a letter from my lawyer this morning.
deliver/post/send a letter I sent a letter about the problem to HQ last week.
draft/write/sign a letter The letter was signed by the managing director.
reply to/acknowledge/answer a letter I wrote to the company but they did not even acknowledge my letter.
a confirmation/rejection/warning letter You will receive a confirmation letter within 10 working days.
an accompanying/a covering letter Please find enclosed my CV and a covering letter.
a formal/an informal letter He wrote a formal letter of resignation.
6 any of the set of symbols used to write a language, representing a sound in the language:
the letter D
an upper-case/lower-case letter (= A/a or B/b)
7 the exact words of a law and not its more important general meaning:
8 if you obey instructions or rules to the letter, you do exactly what you have been told to do, giving great attention to every detail:
I followed the instructions to the letter and it still went wrong.
9 → letter-size
I had a lovely, long, chatty letter from my friend this morning.
What letter does it start with?
How many letters are there in the alphabet?
Z is the last letter of the alphabet.
