Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of a class of organic compounds, such as acetone, characterized by having a carbonyl group in which the carbon atom is bonded to two other hydrocarbon groups and having the general formula R(CO)R″, where R may be the same as R″.
from The Century Dictionary.
- noun A compound in which the carbonyl group CO unites two alcohol radicals: as, methyl-ethyl ketone, CH3.CO.C2H5.
from the GNU version of the Collaborative International Dictionary of English.
- noun (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.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry A
homologous series oforganic molecules whosefunctional group is anoxygen atom joined to acarbon atom—by a double bond—in a carbon-hydrogen based molecule.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun any of a class of organic compounds having a carbonyl group linked to a carbon atom in each of two hydrocarbon radicals
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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These reactions are caused by enzymes, air or moulds (so - called ketone rancidity).
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_ [Greek: b] _-digallic acid by heating ethyl gallate with pyroracemic acid and sulphuric acid and proposed the so-called ketone-tannin formula: --
Synthetic Tannins Georg Grasser
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We found terrible things like benzene, which affects the nervous system, carbon monoxide, toluene, methyl ethyl ketone, which is hazardous to human health at any level, and other carcinogens.
TreeHugger 2010
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In ketosis, the body starts breaking down whatever it can get its hands on - starting with fat, but moving on to proteins in muscle and organs - and creating byproducts called ketone bodies that will eventually reach toxic levels.
Madison.com - top 2010
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The shake contains caprylic triglyceride, a compound derived from coconut oil that is metabolized in the liver to produce ketone bodies, which serve as alternate brain fuel for Alzheimer's patients, the company says.
Fueling the Brain With a Milkshake Laura Johannes 2011
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High-protein diets can stress your kidneys and, over the long term, lead to kidney damage, osteoporosis, gallstones and ketoacidosis, an unhealthy buildup of ketone bodies in the bloodstream.
Gerard E. Mullin, M.D.: New Year, New Diet Confusion M.D. Gerard E. Mullin 2012
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Yes, I am being careful, and also am drinking much water - I had a little resurgence of the feeling ketone-y yesterday, but much water was consumed.
Thor's Day feste_sylvain 2009
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High-protein diets can stress your kidneys and, over the long term, lead to kidney damage, osteoporosis, gallstones and ketoacidosis, an unhealthy buildup of ketone bodies in the bloodstream.
Gerard E. Mullin, M.D.: New Year, New Diet Confusion M.D. Gerard E. Mullin 2012
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Starting to get the ketone-breath thing less, which is good.
Odin's Day emilytheslayer 2009
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And the ketone-breath thing is gone, thanks to insane water consumption. * crosses fingers that kidneys are totally okay*
Monday jdotmi 2009
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