- a colorless, volatile, water-soluble, flammable liquid, C3H6O, usually derived by oxidation of isopropyl alcohol or by bacterial fermentation of carbohydrates: used chiefly in paints and varnishes, as a general solvent, and in organic synthesis.
Origin of acetone
Also called dimethylketone.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for acetone
Van Ronk described how when visiting Asch he would put on his “Folkways suit,” a filthy jacket that smelled of acetone.
On distilling off the acetone, a precipitation is determined.
This begins to be well marked when the proportion of acetone exceeds 80 p.ct.
This resin was soft, viscous and soluble in alcohol or acetone.Creative Chemistry
Edwin E. Slosson
An example of a ternary system yielding such a boundary surface is that consisting of phenol, water, and acetone.The Phase Rule and Its Applications
It is prepared by treating a mixture of citral and acetone with barium hydrate, and distilling in vacuo.The Handbook of Soap Manufacture
W. H. Simmons
- a colourless volatile flammable pungent liquid, miscible with water, used in the manufacture of chemicals and as a solvent and thinner for paints, varnishes, and lacquers. Formula: CH 3 COCH 3Systematic name: propanone
C19: from German Azeton, from aceto- + -one
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
Word Origin and History for acetone
Online Etymology Dictionary, © 2010 Douglas Harper
- A colorless, volatile, extremely flammable liquid ketone widely used as an organic solvent.
- An organic compound produced in excessive amounts in diabetic acidosis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A colorless, volatile, extremely flammable liquid ketone that is widely used as a solvent, for example in nail-polish remover. Chemical formula: C3H6O.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.