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 CH3COCH3 or CH3COC2H5.

adjective

containing the ketone group.

QUIZZES

CHALLENGE YOURSELF WITH THIS MIDDLE SCHOOL PART OF SPEECH QUIZ!

How well do you know your adjectives from your adverbs? Your preposition from your pronouns? Your interjections from your conjunctions? Let’s put your knowledge of parts of speech to the text! Note: Many of the following questions will ask you to identify the parts of speech “in order.” That means the first word in all capital letters will correspond to the first option in an answer, and so on.
Question 1 of 10
In order, what parts of speech are the words in all capital letters? Alisa was VERY tired, SO she decided to go to bed.

Origin of ketone

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

OTHER WORDS FROM ketone

ke·ton·ic [ki-ton-ik] /kɪˈtɒn ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for ketone

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 groupsSee also acetone

Derived forms of ketone

ketonic (kɪˈtɒnɪk), adjective

Word Origin for ketone

C19: from German Keton, from Aketon acetone
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

Medical definitions for ketone

ketone
[ kētōn′ ]

n.

Any of a class of organic compounds having a carbonyl group linked to a carbon atom in each of two hydrocarbon radicals.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for ketone

ketone
[ kētōn′ ]

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