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English definition of “letter”

letter

noun [C] (MESSAGE)    /ˈlet.ər/ US  /ˈlet̬.ɚ/
A1 a written message from one person to another, usually put in an envelope and sent by post: I got a letter from the bank this morning.Letters, notes and cardsPaper and stationery
(Definition of letter noun (MESSAGE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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