reductio ad absurdum

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English[edit]

Noun[edit]

reductio ad absurdum

  1. (mathematics, logic) The method of proving a statement by assuming the statement is false and, with that assumption, arriving at a blatant contradiction.

Synonyms[edit]

Translations[edit]


Latin[edit]

Etymology[edit]

Possibly a loose translation of the Ancient Greek εἰς τὸ ἀδύνατον ἀπόδειξις (hē eis tò adúnaton apódeixis, demonstration towards the impossible).

Noun[edit]

reductiō ad absurdum f (genitive reductiōnis ad absurdum); third declension

  1. reduction to the absurd

Inflection[edit]

Third declension.

Case Singular
Nominative reductiō ad absurdum
Genitive reductiōnis ad absurdum
Dative reductiōnī ad absurdum
Accusative reductiōnem ad absurdum
Ablative reductiōne ad absurdum
Vocative reductiō ad absurdum