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oxaloacetic acid

[ ok-suh-loh-uh-see-tik, ok-, ok-sal-oh-, -sal- ]
/ ˈɒk sə loʊ əˈsi tɪk, ˌɒk-, ɒkˈsæl oʊ-, -ˌsæl- /
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noun Biochemistry.
a crystalline organic acid, C4H4O5, that is an important intermediate in the Krebs cycle, where it is formed by the oxidation of malic acid and is acetylated to form citric acid: also a product of transamination reactions of aspartic acid.
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Origin of oxaloacetic acid

First recorded in 1895–1900; oxal(ic) + -o- + acetic acid

Words nearby oxaloacetic acid

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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Scientific definitions for oxaloacetic acid

oxaloacetic acid
[ ŏk′sə-lō-ə-sētĭk, ŏk-săl′ō- ]
oxalacetic acid (ŏk-săl′ə-sētĭk, ŏk′sə-lə-)

A colorless crystalline organic acid 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. Chemical formula: C4H4O5.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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