/ Dictionary / Index B borohydride: Meaning and Definition of Find definitions for: bo•ro•hy•dride Pronunciation: (bôr"u-hī'drīd, -drid, bōr"-), [key] — n. Chem. any of the class of compounds containing the group BH−, as sodium borohydride, used chiefly as reducing agents. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. boroglyceride boron 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