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refutation

/ˌɹɛf.jʊˈteɪ.ʃən/ noun

In Latin: refūtātiō First recorded: 1536 Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about refutation at Wordnik → Where our words come from →

  1. The speech act of answering an attack on your assertions.
    his refutation of the charges was short and persuasive
  2. Any evidence that helps to establish the falsity of something.
  3. The act of determining that something is false.

Origin

Borrowed from Middle French refutation (compare French réfutation, Spanish refutación, Portuguese refutação, Italian refutazione) or its etymon Latin refūtātiō, from refūtō + -ātiō. By surface analysis, refute + -ation. First attested in 1536 (in sense 1).

From Wiktionary, via Kaikki.org (CC BY-SA)