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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.
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Origin of ketone body

First recorded in 1910–15
Also called acetone body.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for ketone body

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 starvationAlso called: acetone body
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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 in Medicine

ketone body

n.
  1. A ketone-containing substance, such as acetoacetic acid, that is an intermediate product of fatty acid metabolism, tends to accumulate in the blood, and is excreted in the urine of individuals affected by starvation or uncontrolled diabetes mellitus.acetone body
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

ketone body in Science

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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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.