/ Dictionary / Index T trichothecene: Meaning and Definition of Find definitions for: tri•cho•the•cene Pronunciation: (trī"ku-thē'sin), [key] — n. any of a group of toxins derived from various imperfect fungi, as of the genera Fusarium and Trichothecium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trichosis trichotillomania Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language