ketone

[kee-tohn] /ˈki toʊn/

noun, Chemistry

any of a class of organic compounds containing a carbonyl group, CO, attached to two alkyl groups, as CH ₃ COCH ₃ or CH ₃ COC ₂ H ₅ .

adjective

containing the ketone group.

Origin

1850-55; < German Keton, aphetic alteration of Aceton acetone

Related forms

ketonic

[ki-ton-ik] /kɪˈtɒn ɪk/ (Show IPA), adjective

British Dictionary definitions for ketone

ketone

/ˈkiːtəʊn/

noun

any of a class of compounds with the general formula R′COR, where R and R′ are alkyl or aryl groups See also acetone

Derived Forms

ketonic (kɪˈtɒnɪk) adjective

Word Origin

C19: from German Keton, from Aketonacetone

Word Origin and History for ketone

chemical group, 1851, from German keton, coined in 1848 by German chemist Leopold Gmelin (1788-1853) from German Aketon, from French acétone (see acetone). Its comb. form is keto-.

ketone in Medicine

ketone ke·tone (kē'tōn')
n.
Any of a class of organic compounds having a carbonyl group linked to a carbon atom in each of two hydrocarbon radicals.

ketone in Science

ketone

(kē'tōn')
Any of a class of organic compounds having the general formula RCOR', where R and R' are hydrocarbon radicals that are both attached to the carbon atom of the carbonyl (CO) group. Acetone is a ketone.