/ Dictionary / Index H heterometabolous: Meaning and Definition of Find definitions for: het•er•o•me•tab•o•lous Pronunciation: (het"u-rō-mi-tab'u-lus), [key] — adj. Entomol. undergoing development in which the young are born adultlike in form, often maturing without a pupal stage. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: heterometabolous (Thesaurus) heteromerous heteromorphic Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language