/ Dictionary / Index H heterochromous: Meaning and Definition of Find definitions for: het•er•o•chro•mous Pronunciation: (het"ur-u-krō'mus), [key] — adj. of different colors. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. heterochromosome heterochrony Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language