/ Dictionary / Index S synthetize: Meaning and Definition of Find definitions for: syn•the•tize Pronunciation: (sin'thi-tīz"), [key] — -tized, -tiz•ing. to synthesize. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. synthetic rubber synthol 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