Pronunciation: kē′tō as′id
Definition: An acid containing a ketone group (–CO–) in addition to the acid group(s); α-keto acid refers to a 2-oxo acid (pyruvic acid); β-keto acid refers to a 3-oxo acid (acetoacetic acid), etc.
Synonym(s): oxo acid
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Examples: glitazone, GI cocktail, etc.