/ Dictionary / Index P paralogism: Meaning and Definition of Find definitions for: pa•ral•o•gism Pronunciation: (pu-ral'u-jiz"um), [key] — n. Logic. argument violating principles of valid reasoning. a conclusion reached through such argument. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: paralogism (Thesaurus) parallel-veined paralogize Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language