/ ˌɒnəˌmætəˈpiːə; NAmE ˌɑːn-/ noun
[ U ] ( technical ) the fact of words containing sounds similar to the noises they describe, for example hiss ; the use of words like this in a piece of writing
► ono·mato·poe·ic / -ˈpiːɪk; NAmE / adjective :
Bang and pop are onomatopoeic words.
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WORD ORIGIN
late 16th cent.: via late Latin from Greek onomatopoiia word-making, from onoma , onomat- name + -poios making (from poiein to make).