reductio_ad_absurdum has definitions from the fields of logic,mathematics
1
[ noun ] (mathematics,logic) a logical proof of a proposition by showing that its negation leads to a contradiction

Synonyms

reductio

Related terms

logical_proof

2
[ noun ] (reduction to the absurd) a disproof by showing that the consequences of the proposition are absurd; or a proof of a proposition by showing that its negation leads to a contradiction

Synonyms

reductio

Related terms

disproof

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