more ketonic
Ads
Raspberry Ketone 500mg. www.herbalnutritionhealth.com/ As Seen on TV. All Natural Formula Buy Two Get One Free! $16.63/Bottle
Get The Dictionary.com Mobile App! www.dictionary.com/mobile Enjoy Exclusive Features like Voice Search! iPhone, Android, iPad, BlackBerry, Windows & More. Download Now!
toʊn noun Chemistry.
1.
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
2.
containing the ketone group.
Related forms
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
|
Link To more ketonic
Collins
World English Dictionary
ketone (ˈkiːtəʊn) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| See also acetone any of a class of compounds with the general formula R′COR, where R and R′ are alkyl or aryl groups | |
| [C19: from German Keton, from Aketon | |
| ketonic | |
| —adj | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
More ketonic
is always a great word to know.
So is bezoar. Does it mean:
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a scrap or morsel of food left at a meal. |
Etymonline
Word Origin & History
ketone
1851, "group of chemicals containing CO," from Ger. keton, coined in 1848 by Ger. chemist Leopold Gmelin (1788-1853) from Ger. Aketon, from Fr. acétone (see acetone).
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Cite This Source
American Heritage
Medical Dictionary
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.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
ketone  (kē'tōn') Pronunciation Key
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 © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Nearby Words
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
