/ Dictionary / Index M metabiosis: Meaning and Definition of Find definitions for: met•a•bi•o•sis Pronunciation: (met"u-bī-ō'sis), [key] — n. Biol. a mode of living in which one organism is dependent on another for preparation of an environment in which it can live. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. meta metabolic Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language