#1 refutation n. [defense, defence] the speech act of answering an attack on your assertions; "his refutation of the charges was short and persuasive"; "in defense he said the other man started it". wn
#2 refutation n. [disproof, falsification] any evidence that helps to establish the falsity of something. wn
#3 refutation n. [falsification, falsifying, disproof, refutal] the act of determining that something is false. wn
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