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 Mixing up a batch of pepper-ethanol solution before tucking into a meal may not be practical, but the device could offer an easier and more accurate method of measuring spiciness for chefs or farmers looking to dial in the heat of their wares. Alex Fox, Smithsonian Magazine, "This Chili-Shaped Smartphone Accessory Can Measure a Pepper’s Spiciness," 12 Nov. 2020 The gas is captured during ethanol production, which has slowed as travelers drive less. NBC News, "Pfizer readies 'Herculean effort' to distribute coronavirus vaccine," 9 Nov. 2020 The company also handled 15 percent of the state’s ethanol and 30 percent of its renewable diesel. Diego Mendoza-moyers,, "NuStar reports 3Q loss, but recovery in oil industry appears underway," 5 Nov. 2020 The ethanol quickly evaporated to leave behind aerosols similar to those produced by coughing or speaking. Kate Baggaley, Popular Science, "When it comes to airborne COVID-19 transmission, droplet size matters," 2 Nov. 2020 Such farmers have also felt the changes to the Renewable Fuel Standard, which requires oil refiners to blend oil with ethanol — which comes from corn — when making gas to be bought at the pump. Sarah Bowman, The Indianapolis Star, "'Farming is in a funny place politically': Will farmers still vote for Trump after tough four years?," 29 Oct. 2020 The Meli Hands formula contains 70% ethanol (exceeding the CDC’s recommendation of at least 60%) and features natural fragrances, essential oils, vitamin E and aloe vera. Dallas News, "Dallas moms take pandemic precautions into their own hands with a luxurious line of sanitizer," 28 Oct. 2020 Almost 40% of corn grown in the U.S. is used for ethanol. Mike Dorning,, "Trump’s Rural Edge Shrinks With Enthusiasm Fading in Key States," 25 Oct. 2020 Mosquitoes are known to prefer beer drinkers, probably because drinking a beer increases the ethanol content in your sweat. Bill Heavey, Field & Stream, "The 12 Deadliest Insects in the World," 19 Oct. 2020

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

Time Traveler

The first known use of ethanol was in 1892

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Statistics for ethanol

Last Updated

17 Nov 2020

Cite this Entry

“Ethanol.” Dictionary, Merriam-Webster, Accessed 28 Nov. 2020.

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More Definitions for 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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