urethane

noun

ure·​thane ˈyu̇r-ə-ˌthān How to pronounce urethane (audio)
variants or less commonly urethan
1
a
: a crystalline compound C3H7NO2 that is the ethyl ester of carbamic acid and is used especially as a solvent and medicinally as an antineoplastic agent
b
: an ester of carbamic acid other than the ethyl ester
2

Examples of urethane in a Sentence

Recent Examples on the Web It's then dissolved to create a urethane silicon mold, and that's used to cast the concrete. New Atlas, 19 Sep. 2024 Comprised of nearly twenty urethane resin pours, the 50-inch ultra-thin disc—mounted vertically atop an almost imperceptible translucent pedestal—appeared to be floating. Tara Anne Dalbow, ARTnews.com, 3 Sep. 2024 No, those urethane and resin casts had long since been polished to perfection and photographed; this was for yet another impending project, the details of which were still too early to publish. Tara Anne Dalbow, ARTnews.com, 3 Sep. 2024 According to a family biography, Mr. Tucker was responsible for securing a license for developed urethane technology to produce flexible urethane foams in 1954. Jacques Kelly, Baltimore Sun, 8 Aug. 2024 See all Example Sentences for urethane 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'urethane.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

French uréthane, from ur- ur- entry 1 + éth- eth- + -ane

First Known Use

1838, in the meaning defined at sense 1a

Time Traveler
The first known use of urethane was in 1838

Dictionary Entries Near urethane

Cite this Entry

“Urethane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/urethane. Accessed 31 Oct. 2024.

Medical Definition

urethane

noun
ure·​thane ˈyu̇r-ə-ˌthān How to pronounce urethane (audio)
variants or urethan
1
: a crystalline compound C3H7NO2 that is the ethyl ester of carbamic acid and is used especially as a solvent and in anesthetizing laboratory animals

called also ethyl carbamate

2
: an ester of carbamic acid other than the ethyl ester

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