(n) 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, Syn.acetone body
(n) the simplest ketone; a highly inflammable liquid widely used as an organic solvent and as material for making plastics, Syn.propanone, dimethyl ketone
(n) colorless soluble flammable liquid ketone used as a solvent for resins and as a paint remover and in lacquers and cements and adhesives and cleaning fluids and celluloid, Syn.methyl ethyl ketone
The Collaborative International Dictionary of English (GCIDE) v.0.53
n. [ Cf. Acetone. ] (Chem.) One of a large class of organic substances resembling the aldehydes, obtained by the distillation of certain salts of organic acids and consisting of carbonyl (CO) united with two hydrocarbon radicals. In general the ketones are colorless volatile liquids having a pungent ethereal odor. [ 1913 Webster ]
☞ The ketones are named by adding the suffix-one to the stems of the organic acids from which they are respectively derived; thus, acetic acid gives acetone; butyric acid, butyrone, etc. [ 1913 Webster ]
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