/ Dictionary / Index B butyrate: Meaning and Definition of Find definitions for: bu•tyr•ate Pronunciation: (by'tu-rāt"), [key] — n. Chem. a salt or ester of butyric acid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. butyraldehyde butyric Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language