/ Dictionary / Index S sinapism: Meaning and Definition of Find definitions for: sin•a•pism Pronunciation: (sin'u-piz"um), [key] — n. Med. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sinapism (Thesaurus) sinapine Sinarquist Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language