ketene

noun
ke·​tene | \ ˈkē-ˌtēn How to pronounce ketene (audio) \

Definition of ketene

: a colorless poisonous gas C2H2O of penetrating odor used especially as an acetylating agent also : any of various derivatives of this compound

First Known Use of ketene

1907, in the meaning defined above

History and Etymology for ketene

borrowed from German Keten, from Keton ketone + -en -ene

Note: The term was introduced by Hermann staudinger in "Ketene, eine neue Körperklasse," Berichte der Deutschen Chemischen Gesellschaft, 83. Jahrgang (1905), Band II, p. 1735.

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The first known use of ketene was in 1907

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Last Updated

27 Jan 2020

Cite this Entry

“Ketene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ketene. Accessed 18 Feb. 2020.

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More Definitions for ketene

ketene

noun
ke·​tene | \ ˈkē-ˌtēn How to pronounce ketene (audio) \

Medical Definition of ketene

: a colorless poisonous gas C2H2O of penetrating odor used especially as an acetylating agent also : any of various derivatives of this compound

More from Merriam-Webster on ketene

Britannica.com: Encyclopedia article about ketene

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