from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A colorless crystalline dicarboxylic acid, C4H4O5, that is formed by oxidation of malic acid in the Krebs cycle and by transamination from aspartic acid. It is important as an intermediate in the metabolism of carbohydrates and a precursor in the synthesis of amino acids.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. on of the constituents of the citric acid cycle, formed by the oxidation of malic acid and via the transamination of aspartic acid; an intermediate in the synthesis of amino acids and the metabolism of carbohydrates
- n. a colourless crystalline organic carboxylic acid, butan-2-one-1,4-dicarboxylic acid, COOH.CH2.CO.COOH
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an acid formed by oxidation of maleic acid (as in metabolism of fats and carbohydrates)
oxal(ic acid) + acetic acid.(American Heritage® Dictionary of the English Language, Fourth Edition)
oxalo- + acetic acid (Wiktionary)