/ Dictionary / Index H heterotroph: Meaning and Definition of Find definitions for: het•er•o•troph Pronunciation: (het'ur-u-trof", -trōf"), [key] — n. an organism requiring organic compounds for its principal source of food. Cf. autotroph. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: heterotroph (Thesaurus) heterotrich heterotrophic Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language