/ Dictionary / Index B biomagnify: Meaning and Definition of Find definitions for: bi•o•mag•ni•fy Pronunciation: (bī"ō-mag'nu-fī"), [key] — -fied, -fy•ing. to undergo biological magnification. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. biomagnification biomass 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