/ Dictionary / Index P pyruvic acid: Meaning and Definition of Find definitions for: pyru'vic ac'id Pronunciation: [key] — Chem., Biochem. Chem.,Biochem. a water-soluble liquid, CHO, important in many metabolic and fermentative processes, having an odor resembling that of acetic acid, prepared by the dehydration of tartaric acid: used chiefly in biochemical research. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pyruvic pyruvic aldehyde Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language