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Merriam-Webster's Collegiate Dictionary ac·ro·nym \\ˈa-krə-ˌnim\\ noun ETYMOLOGY acr- + -onym
DATE 1943
: a word (as NATO, radar, or snafu) formed from the initial letter or letters of each of the successive parts or major parts of a compound term; also : an abbreviation (as FBI) formed from initial letters : initialism • ac·ro·nym·ic \\ˌa-krə-ˈni-mik\\ adjective• ac·ro·nym·i·cal·ly \\-mi-k(ə-)lē\\ adverb
acronym
1943 coinage from acro-, comb. form of Gk. akros "tip, end" (see acrid) + Eng. -onym "name" (abstracted from homonym; see name). The practice was non-existent before 20c. except in cabalistic esoterica and acrostic poetry.
Oxford Advanced Learner's Dictionary-牛津双解-OALD7 acronym
acro·nym / 5AkrEnim / noun a word formed from the first letters of the words that make up the name of sth, for example 'AIDS' is an acronym for 'acquired immune deficiency syndrome'
首字母缩略词(如 Aids 系由 acquired immune deficiency syndrome 的首字母组成)
Webster's Third New International Dictionary, Unabridged ac·ro·nym
\ˈakrəˌnim\ noun
(-s)
Etymology: acr- + -onym
: a word formed from the initial letter or letters of each of the successive parts or major parts of a compound term (as anzac, radar, snafu)
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