eth·yl | \ˈe-thəl \

Definition of ethyl 

: an alkyl radical CH3CH2− derived from ethane

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Other Words from ethyl

ethylic \e-ˈthi-lik \ adjective

Examples of ethyl in a Sentence

Recent Examples on the Web

However, quicklya lot of refinery workersbecame seriously ill working with tetra ethyl lead for fuels. star-telegram, "Gasoline: Pump Us Up?," 28 Apr. 2018 One flavorant, ethyl vanillin – for vanilla notes – decreased free radical production by 42 percent. Rita Giordano,, "How safe is the flavor you're vaping?," 17 Apr. 2018 The shade, named for the flowering shrub, gives just a pop of color and is eight-free — no formaldehyde, toluene, DBP, formaldehyde resin, camphor, xylene, ethyl tosylamide, triphenyl phosphate and parabens — vegan and cruelty free. Atlanta Life, ajc, "Eyecatchers," 22 Mar. 2018 Hence a safener called isoxadifen-ethyl was also included in the experiment, sometimes pairing it with the herbicides and sometimes allowing the herbicides to work on their own. The Economist, "For better or worseSpraying herbicides changes the flavour and nutritional value of crops," 1 Mar. 2018 The first clue that uncovering such details might be possible came from an unlikely source: brown, circular polymer disks made from ethyl-vinyl acetate, originally meant for manuscript preservation, Zilberstein says. Lorraine Boissoneault, Smithsonian, "How Proteins Helped Scientists Read Between the Lines of a 1630 Plague Death Registry," 12 Jan. 2018 Alpha-tocopherol, pyridoxal phosphate, pantothenic acid, tyrosine tryptophan, butyl butanoate, phloretin xyloglucoside, ethyl hexanoate. Eric Spitznagel, Bon Appetit, "This Company Is Making Chocolate Bars Out of Algae," 21 July 2017 Regulators asked manufacturers to provide scientific data for three active ingredients commonly included, ethanol or ethyl alcohol, isopropyl alcohol and benzalkonium chloride, but allowed the products to remain on store shelves. Ariana Eunjung Cha,, "200 scientists call for new restrictions on antimicrobial chemicals in personal-care products," 20 June 2017 The results showed prominent spikes of ethyl dodecanoate, sinapaldehyde, and other compounds that had formed over time. Wayne Curtis, WIRED, "One Man’s Quest to Make 20-Year-Old Rum in Just Six Days," 30 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ethyl.' 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 ethyl

1834, in the meaning defined above

History and Etymology for ethyl

German Ethyl (now Äthyl), from Äther ether + -yl

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Time Traveler for ethyl

The first known use of ethyl was in 1834

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More Definitions for ethyl


eth·yl | \ˈeth-əl, British also ˈē-ˌthīl\

Medical Definition of ethyl 

: a monovalent hydrocarbon radical C2H5

Other Words from ethyl

ethylic \e-ˈthil-ik \ adjective

More from Merriam-Webster on ethyl

See words that rhyme with ethyl Encyclopedia article about ethyl

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