/ Dictionary / Index B boral: Meaning and Definition of Find definitions for: bor•al Pronunciation: (bôr'al, -ul, bōr'-), [key] — n. Pharm. a compound of an aluminum tartrate and borate, used chiefly as an astringent and antiseptic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. borak borane Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language