/ Dictionary / Index B bionomics: Meaning and Definition of Find definitions for: bi•o•nom•ics Pronunciation: (bī"u-nom'iks), [key] — n. (used with a sing. v.) ecology (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bionomics (Thesaurus) bionics bionomy Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language