eth·​a·​nol | \ ˈe-thə-ˌnȯl How to pronounce ethanol (audio) , -ˌnōl, British also ˈē- \

Definition of ethanol

: a colorless volatile flammable liquid C2H5OH that is the intoxicating agent in liquors and is also used as a solvent and in fuel

called also ethyl alcohol, grain alcohol

Examples of ethanol in a Sentence

Recent Examples on the Web Most importantly, COAs confirm there are no toxins such as pesticides, heavy metals, or residual solvents (compounds produced during manufacturing, such as ethanol, methanol, and ethyl acetate) in the product. Molly Longman,, 12 Aug. 2021 For instance, ethanol which is made through fermentation of sugars. Kristen Leigh Painter, Star Tribune, 16 June 2021 The second is field, which is processed into livestock feed, high fructose corn syrup, and ethanol. Julian Epp, The New Republic, 5 Nov. 2021 The technology involves synthesizing industrial exhaust containing carbon monoxide, carbon dioxide and nitrogen into proteins using Clostridium autoethanogenum, a bacterium used to make ethanol. Time, 4 Nov. 2021 However, Pestrella also pointed to a pallet fire in Carson two weeks ago which may have released cardboard and ethanol into the channel and worsened the stench. Sophie Reardon, CBS News, 16 Oct. 2021 In contrast to the black gold drilled by oil majors, LanzaTech produces ethanol. Erik Kobayashi-solomon, Forbes, 30 Sep. 2021 The dispute centers on a subsidy related to alcohol fuel — such as ethanol and methanol — and biodiesel mixtures that Congress passed in 2004. Patrick Danner, San Antonio Express-News, 30 Sep. 2021 Some also ends up in your gas tank; Klump, like many farmers in the area, sells a portion of his harvest to one of the regional ethanol plants., 2 Sep. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ethanol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ethanol

1892, in the meaning defined above

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Time Traveler for ethanol

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The first known use of ethanol was in 1892

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Last Updated

30 Nov 2021

Cite this Entry

“Ethanol.” Dictionary, Merriam-Webster, Accessed 6 Dec. 2021.

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English Language Learners Definition of ethanol


eth·​a·​nol | \ ˈeth-ə-ˌnȯl How to pronounce ethanol (audio) , -ˌnōl How to pronounce ethanol (audio) \

Medical Definition of ethanol

: a colorless volatile flammable liquid C2H5OH that is the intoxicating agent in liquors and is also used as a solvent

called also ethyl alcohol, grain alcohol

— see alcohol sense 1

More from Merriam-Webster on ethanol

Nglish: Translation of ethanol for Spanish Speakers Encyclopedia article about ethanol


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