/ Dictionary / Index T trigamous: Meaning and Definition of Find definitions for: trig•a•mous Pronunciation: (trig'u-mus), [key] — adj. of or pertaining to trigamy or a trigamist. having staminate, pistillate, and hermaphrodite flowers in the same flower head. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. triga trigamy Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language