From The Collaborative International Dictionary of English v.0.48 [gcide]:
Paralogism \Pa*ral"o*gism\, noun [Gr. paralogismo's, fr. paralogi'zesqai to reason falsely; para' beside + logi'zesqai to reason, lo'gos discourse, reason: cf. F. paralogisme.] (Logic) A reasoning which is false in point of form, that is, which is contrary to logical rules or formul[ae]; a formal fallacy, or pseudo-syllogism, in which the conclusion does not follow from the premises.
From WordNet (r) 3.0 (2006) [wn]:
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