/ Dictionary / Index B benzpyrene: Meaning and Definition of Find definitions for: benz•py•rene Pronunciation: (benz-pī'rēn, benz"pī-rēn'), [key] — n. Chem. benzopyrene. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. benzoyl peroxide benztropine mesylate Related Content Daily Word Quiz: menagerie Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language