/ Dictionary / Index B bicarb: Meaning and Definition of Find definitions for: bi•carb Pronunciation: (bī-kärb'), [key] — n. See bicarb. Pronunciation: [key] bicarbonate. bicarbonate of soda. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bicapsular bicarbonate 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