'Paralogism' definitions:

Definition of 'paralogism'

From: WordNet
noun
An unintentionally invalid argument

Definition of 'Paralogism'

From: GCIDE
  • Paralogism \Pa*ral"o*gism\, n. [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. [1913 Webster]

Synonyms of 'paralogism'

From: Moby Thesaurus