/ Dictionary / Index T toxicogenic: Meaning and Definition of Find definitions for: tox•i•co•gen•ic Pronunciation: (tok"si-kō-jen'ik), [key] — adj. Pathol. generating or producing toxic products or poisons. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. toxico- toxicol. Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language