tol·u·ene

[tol-yoo-een]
noun Chemistry.
a colorless, water-insoluble, flammable liquid, C 7 H 8 , having a benzenelike odor, obtained chiefly from coal tar and petroleum: used as a solvent in the manufacture of benzoic acid, benzaldehyde, TNT, and other organic compounds.


Origin:
1870–75; tolu + -ene

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To toluene
Collins
World English Dictionary
toluene (ˈtɒljʊˌiːn) [Click for IPA pronunciation guide]
 
n
a colourless volatile flammable liquid with an odour resembling that of benzene, obtained from petroleum and coal tar and used as a solvent and in the manufacture of many organic chemicals. Formula: C6H5CH3
 
[C19: from tolu + -ene, since it was previously obtained from tolu]

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
00:10
Toluene is always a great word to know.
So is zedonk. Does it mean:
the offspring of a zebra and a donkey.
a chattering or flighty, light-headed person.
Etymonline
Word Origin & History

toluene
colorless liquid hydrocarbon, 1871, from Ger. toluin (Berzelius, 1842), from Tolu, place in Colombia (now Santiago de Tolu) from which balsam of Tolu was obtained from the bark of certain trees. The chemical so called because it was first distilled from balsam of Tolu.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Science Dictionary
toluene   (tŏl'y-ēn')  Pronunciation Key 
A clear, toxic, flammable liquid that is used in fuels, explosives, dyes, medicines, and many industrial chemicals. Toluene consists of a methyl group attached to benzene. Also called methylbenzene. Chemical formula: C7H8.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
Toluene and xylene are powerful compounds that are found in many household and
  industrial substances.
Then she dissolved the residue in a solvent called toluene.
Why would someone add xylene, toluene and other petrochemical products to a
  fracking mix.
Toluene occurs naturally in crude oil and in the tolu tree.
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT