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urethan

[yoor-uh-theyn]

u·re·thane

[yoor-uh-theyn]
noun Chemistry.
1.
any derivative of carbamic acid having the formula CH2NO2R.
2.
Also called ethyl carbamate, ethyl urethane. a white, crystalline, water-soluble powder, C3H7NO2: used chiefly as a solvent, in organic synthesis, as a fungicide and pesticide, and formerly in cancer treatment.
Also, u·re·than [yoor-uh-than] .


Origin:
< French uréthane (1833); see urea, ethane
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Urethan is always a great word to know.
So is bezoar. Does it mean:
a stew of meat, vegetables, potatoes, etc.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
Collins
World English Dictionary
urethane or urethan (ˈjʊərɪˌθeɪn, ˈjʊərɪˌθæn)
 
n
1.  short for polyurethane
2.  another name for ethyl carbamate
 
[C19: from uro-1 + ethyl + -ane]
 
urethan or urethan
 
n
 
[C19: from uro-1 + ethyl + -ane]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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American Heritage
Science Dictionary
urethane (yr'ĭ-thān') also urethan   (yr'ĭ-thān')
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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