/ Dictionary / Index B -biosis,: Meaning and Definition of Find definitions for: -biosis Pronunciation: [key] a combining form meaning “mode of life,” used in the formation of compound words: aerobiosis; parabiosis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. biosensor biosocial Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language