/ Dictionary / Index B butyraldehyde: Meaning and Definition of Find definitions for: bu•tyr•al•de•hyde Pronunciation: (by"tu-ral'du-hīd"), [key] — n. Chem. a clear, colorless, flammable liquid, CHO, used chiefly as an intermediate in the manufacture of resins and rubber cement. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. butyral butyrate 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