Definition of hypothetical syllogism
1
: a syllogism consisting wholly of hypothetical propositions
— called also pure hypothetical syllogism
2
: a syllogism consisting partly of hypothetical propositions
— called also mixed hypothetical syllogism
— compare modus ponens, modus tollensTest Your Vocabulary
Great Words for Scrabble
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- Which of the following Q-without-U words means the number five in cards or dice?

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Merriam-Webster unabridged
Share hypothetical syllogism