/ Dictionary / Index O omnivorous: Meaning and Definition of Find definitions for: om•niv•o•rous Pronunciation: (om-niv'ur-us), [key] — adj. eating both animal and plant foods. eating all kinds of foods indiscriminately. taking in everything, as with the mind: an omnivorous reader. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: omnivorous (Thesaurus) omnivore omn. man. Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language