Crossword clue: proving indirectly, by showing the absurdity, or impossibility of the contrary. bp. berkeley.

The most common answer is apagogic (8 letters).

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

apagogic 8 letters web-def

Proving indirectly, by showing the absurdity, or impossibility of the contrary. Bp. Berkeley.

apagogical 10 letters web-def

Proving indirectly, by showing the absurdity, or impossibility of the contrary. Bp. Berkeley.