| NOUN | substance | acetone body, ketone body | a ketone that is an intermediate product of the breakdown of fats in the body |
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| Meaning | A ketone that is an intermediate product of the breakdown of fats in the body; any of three compounds (acetoacetic acid, acetone, and/or beta-hydroxybutyric acid) found in excess in blood and urine of persons with metabolic disorders. | |
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| Synonym | ketone body | |
| Narrower | acetoacetic acid | unstable acid found in abnormal amounts in the blood and urine in some cases of impaired metabolism (as diabetes mellitus or starvation) |
| beta-hydroxybutyric acid | beta derivative of hydroxybutyric acid that is found in the blood and urine in some cases of impaired metabolism | |
| Broader | ketone | Any of a class of organic compounds having a carbonyl group linked to a carbon atom in each of two hydrocarbon radicals |
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