The Collaborative International Dictionary
Syllogistic \Syl`lo*gis"tic\, Syllogistical \Syl`lo*gis"tic*al\, a. [L. syllogisticus, Gr. ?: cf. F. syllogistique.] Of or pertaining to a syllogism; consisting of a syllogism, or of the form of reasoning by syllogisms; as, syllogistic arguments or reasoning.
Douglas Harper's Etymology Dictionary
1660s, from Latin syllogisticus or directly from Greek syllogistikos, from syllogizesthai (see syllogism).
Wiktionary
a. of or pertaining to a syllogism
WordNet
adj. of or relating to or consisting of syllogism; "syllogistic reasoning"
Usage examples of "syllogistic".
Reasoning is of two forms, deductive, or syllogistic, reasoning, and inductive reasoning.
Stoic and Aristotelian syllogistic and dialectic method used also by his Monarchian opponents.
But our courts of law (at least those in English-speaking countries) are devised and organized, perhaps unfortunately, on the principle that testimony not apparently deduced by the syllogistic method from the observation of relevant fact is valueless, and hence woman at the very outset is placed at a disadvantage and her usefulness as a probative force sadly crippled.