ethyl

[ eth-uhl ]

/ ˈɛθ əl /

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adjective

Chemistry. containing the ethyl group, as ethyl ether, C4H10O.

noun

a type of antiknock fluid, containing tetraethyl lead and other ingredients for a more even combustion.

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Origin of ethyl

From German Ethyl, coined by J. von Liebig in 1834; see ether, -yl

OTHER WORDS FROM ethyl

non·eth·yl, noun

Words nearby ethyl

ethosuximide, ethoxide, ethoxy, ethoxyethane, ethrog, ethyl, ethyl acetate, ethyl alcohol, ethylamine, ethyl aminobenzoate, ethylate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use ethyl in a sentence

A portion of the ethyl acetate solution gave an orange red precipitate with lead acetate showing the presence of fisetin.
Some Constituents of the Poison Ivy Plant: (Rhus Toxicodendron)|William Anderson Syme
It was shaken out with ethyl acetate which became colored yellow.
Some Constituents of the Poison Ivy Plant: (Rhus Toxicodendron)|William Anderson Syme
The ethyl acetate was removed from the remainder of the solution by evaporation and the yellow residue was taken up in alcohol.
Some Constituents of the Poison Ivy Plant: (Rhus Toxicodendron)|William Anderson Syme
An action suitable for the purpose is the saponification of an ester, such as ethyl acetate.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz

Hitherto no compound ether has been produced from the ethyl thus prepared.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley

British Dictionary definitions for ethyl

ethyl

/ (ˈiːθaɪl, ˈɛθɪl) /

noun

(modifier) of, consisting of, or containing the monovalent group C 2 H 5-ethyl group or radical

Derived forms of ethyl

ethylic (ɪˈθɪlɪk), adjective

Word Origin for ethyl

C19: from eth (er) + -yl

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for ethyl

ethyl

[ ĕth′əl ]

The univalent hydrocarbon radical C2H5.

Scientific definitions for ethyl

ethyl

[ ĕth′əl ]

The radical C2H5, derived from ethane.