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pyruvic acid

noun, Chemistry, Biochemistry.
a water-soluble liquid, C 3 H 4 O 3 , 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.
Origin of pyruvic acid
First recorded in 1830-40 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for pyruvic acid
Historical Examples
  • (b) The pyruvic acid is then decomposed by carboxylase yielding aldehyde and carbon dioxide (equation 2, p. 109).

    Alcoholic Fermentation Arthur Harden
  • The third stage of Lebedeff's theory postulates the intermediate formation of pyruvic acid.

    Alcoholic Fermentation Arthur Harden
  • The decomposition of pyruvic acid into acetaldehyde and carbon dioxide has already been fully discussed (Chapter VI).

    Alcoholic Fermentation Arthur Harden
British Dictionary definitions for pyruvic acid

pyruvic acid

a colourless pleasant-smelling liquid formed as an intermediate in the metabolism of proteins and carbohydrates, helping to release energy to the body; 2-oxopropanoic acid. Formula: CH3COCOOH
Word Origin
C19: pyruvic from pyro- + Latin ūva grape
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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pyruvic acid in Medicine

pyruvic acid py·ru·vic acid (pī-rōō'vĭk, pĭ-)
A colorless organic liquid formed as a fundamental intermediate in protein and carbohydrate metabolism.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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pyruvic acid in Science
pyruvic acid
A colorless organic liquid formed by the breakdown of carbohydrates and sugars during cell metabolism. It is the final product of glycolysis and is converted into acetyl coenzyme A, which is required for the Krebs cycle. It is also used in the body to synthesize the amino acid alanine. Chemical formula: C3H4O3.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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