adjective Also syl·lo·gis·ti·cal.

of or relating to a syllogism.
like or consisting of syllogisms.


the part of logic that deals with syllogisms.
syllogistic reasoning.

Origin of syllogistic

1660–70; < Latin syllogisticus < Greek syllogistikós, equivalent to syllogist(ós), verbid of syllogízesthai (see syllogize) + -ikos -ic
Related formssyl·lo·gis·ti·cal·ly, adverbnon·syl·lo·gis·tic, noun, adjectivenon·syl·lo·gis·ti·cal, adjectivenon·syl·lo·gis·ti·cal·ly, adverbun·syl·lo·gis·tic, adjectiveun·syl·lo·gis·ti·cal, adjectiveun·syl·lo·gis·ti·cal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for syllogistic

Historical Examples of syllogistic

British Dictionary definitions for syllogistic


adjective Also: syllogistical

of, relating to or consisting of syllogisms

noun (often plural)

the branch of logic concerned with syllogisms
reasoning by means of syllogisms
Derived Formssyllogistically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for syllogistic

1660s, from Latin syllogisticus or directly from Greek syllogistikos, from syllogizesthai (see syllogism).

Online Etymology Dictionary, © 2010 Douglas Harper