toluene

[ tol-yoo-een ]

/ ˈtɒl yuˌin /

noun Chemistry.

a colorless, water-insoluble, flammable liquid, C7H8, 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.

Also called methylbenzene, phenylmethane.

Origin of toluene

First recorded in 1870–75; tolu + -ene

Words nearby toluene

Tolstoy, Leo, Toltec, tolu, toluate, Toluca, toluene, toluic, toluic acid, toluidine, toluidine blue O, toluol

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for toluene

Toluene, alcohol, and chloroform all dissolve atropine readily.
Scientific American Supplement, No. 324, March 18, 1882|Various
Besides a cymene and a toluene, which have already been shown to exist in rosin spirit, metaxylene was found to be present.
Scientific American Supplement No. 275|Various
From benzene and toluene alone about forty distinct colouring-matters of the rosaniline group are sent into commerce.
Coal|Raphael Meldola
It is excreted when many aromatic compounds, such as benzoic acid and toluene, are taken internally.
Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 5|Various

A solution of hydrogen chloride in a poorly ionizing medium, like benzene or toluene, is an extremely poor conductor.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz

British Dictionary definitions for toluene

toluene

/ (ˈtɒljʊˌiːn) /

noun

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: C 6 H 5 CH 3

Word Origin for toluene

C19: from tolu + -ene, since it was previously obtained from tolu

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

Scientific definitions for toluene

toluene

[ tŏl′yōō-ēn′ ]

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.

单词	toluene
释义	toluene [ tol-yoo-een ] / ˈtɒl yuˌin / noun Chemistry. a colorless, water-insoluble, flammable liquid, C7H8, 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. Also called methylbenzene, phenylmethane. Origin of toluene First recorded in 1870–75; tolu + -ene Words nearby toluene Tolstoy, Leo, Toltec, tolu, toluate, Toluca, toluene, toluic, toluic acid, toluidine, toluidine blue O, toluol Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for toluene Toluene, alcohol, and chloroform all dissolve atropine readily. Scientific American Supplement, No. 324, March 18, 1882\|Various Besides a cymene and a toluene, which have already been shown to exist in rosin spirit, metaxylene was found to be present. Scientific American Supplement No. 275\|Various From benzene and toluene alone about forty distinct colouring-matters of the rosaniline group are sent into commerce. Coal\|Raphael Meldola It is excreted when many aromatic compounds, such as benzoic acid and toluene, are taken internally. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 5\|Various A solution of hydrogen chloride in a poorly ionizing medium, like benzene or toluene, is an extremely poor conductor. The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.\|Julius Stieglitz British Dictionary definitions for toluene toluene / (ˈtɒljʊˌiːn) / noun 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: C 6 H 5 CH 3 Word Origin for toluene C19: from tolu + -ene, since it was previously obtained from tolu 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 Scientific definitions for toluene toluene [ tŏl′yōō-ēn′ ] 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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