[ byoot-n-ohn ]
/ ˈbyut nˌoʊn /

noun Chemistry.

Origin of butanone

First recorded in 1900–05; butane + -one
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for butanone


/ (ˈbjuːtəˌnəʊn) /


a colourless soluble flammable liquid used mainly as a solvent for resins, as a paint remover, and in lacquers, cements, and adhesives. Formula: CH 3 COC 2 H 5Also called: methyl ethyl ketone

Word Origin for butanone

C20: from butan (e) + -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

Science definitions for butanone


[ byōōtə-nōn′ ]

A colorless, flammable compound used as a solvent and in cleaning fluids and celluloid. Butanone is a ketone. Also called methyl ethyl ketone. Chemical formula: C4H8O.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.