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ketone body

noun

, Biochemistry.
  1. any of three compounds, acetoacetic acid, beta-hydroxybutyric acid, or acetone, that are intermediate in the metabolism of fatty acids and that are found in abnormal quantities in the blood and urine during certain pathological conditions, as diabetes mellitus.


ketone body

noun

  1. biochem any of three compounds (acetoacetic acid, 3-hydroxybutanoic acid, and acetone) produced when fatty acids are broken down in the liver to provide a source of energy. Excess ketone bodies are present in the blood and urine of people unable to use glucose as an energy source, as in diabetes and starvation Also calledacetone body
“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


ketone body

  1. A ketone-containing substance that is an intermediate product of the metabolism of fatty acids. Ketone bodies tend to accumulate in the blood and urine of individuals affected by starvation or uncontrolled diabetes mellitus.


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Word History and Origins

Origin of ketone body1

First recorded in 1910–15

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ketoneketone group