reductio ad absurdum /ri-dukˈshi-ō ad ab-sûrˈdəm or re-dŭkˈti-ō ad ab-soorˈdŭm/

1. Reduction to absurdity
2. The proof of a proposition by proving the falsity of its contradictory
3. The application of a principle so strictly that it is carried to absurd lengths

• prizeman
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• prizer
• prize ring
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• prize-winner
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• prize-winning
• prizewoman
• prizing
• prn
• pro
• pro-
• PRO
• proa
• proactive
• proactively
• proaireses
• proairesis
• pro-am
• pro and con
• pro-and-conned