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[yoo r-uh-theyn] /ˈyʊər əˌθeɪn/
noun, Chemistry
any derivative of carbamic acid having the formula CH 2 NO 2 R.
Also called ethyl carbamate, ethyl urethane. a white, crystalline, water-soluble powder, C 3 H 7 NO 2 : used chiefly as a solvent, in organic synthesis, as a fungicide and pesticide, and formerly in cancer treatment.
Also, urethan
[yoo r-uh-than] /ˈyʊər əˌθæn/ (Show IPA)
Origin of urethane
< French uréthane (1833); see urea, ethane Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for urethane
  • One was a drought that emptied the region's swimming pools, and the other was the arrival of urethane wheels.
  • His latex enamel pictures seem to melt within their urethane foam frames, as if someone had trained a blowtorch on them.
British Dictionary definitions for urethane


short for polyurethane
another name for ethyl carbamate
Word Origin
C19: from uro-1 + ethyl + -ane
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
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Word Origin and History for urethane

1838, from French uréthane (Dumas, 1833), from urea + ethane.

Online Etymology Dictionary, © 2010 Douglas Harper
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urethane in Science
urethane (yr'ĭ-thān') also urethan
A colorless or white crystalline compound used in organic synthesis. Formerly it was also used to relieve symptoms associated with leukemia. Also called ethyl carbamate. Chemical formula: C3H7NO2.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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