A substance with the carbonyl group linking two carbon atoms; the most important in medicine and the simplest k. is dimethyl k. (acetone).
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ke·tone 'kē-.tōn n an organic compound (as acetone) with a carbonyl group attached to two carbon atoms
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n.
any member of a group of organic compounds consisting of a carbonyl group (=CO) flanked by two alkyl groups. The ketones acetoacetic acid, acetone, and b-hydroxybutyrate (known as ketone (or acetone) bodies) are produced during the metabolism of fats. See also ketosis.
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ke·tone (keґtōn) any of a large class of organic compounds containing the carbonyl group, C
O, whose carbon atom is joined to two other carbon atoms, that is, with the carbonyl group occurring within the carbon chain. See also under body.
Ketone.
Medical dictionary. 2011.