/ Dictionary / Index T trophozoite: Meaning and Definition of Find definitions for: troph•o•zo•ite Pronunciation: (trof"u-zō'īt, trō"fu-), [key] — n. Zool. a protozoan in the metabolically active growth stage. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trophozoite (Thesaurus) trophosome trophy Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language