eth·yl

[eth-uhl]
adjective
1.
Chemistry. containing the ethyl group, as ethyl ether, C 4 H 10 O.
noun
2.
a type of antiknock fluid, containing tetraethyl lead and other ingredients for a more even combustion.

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

non·eth·yl, noun
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Collins
World English Dictionary
ethyl (ˈiːθaɪl, ˈɛθɪl) [Click for IPA pronunciation guide]
 
n
(modifier) of, consisting of, or containing the monovalent group C2H5-: ethyl group or radical
 
[C19: from eth(er) + -yl]
 
ethylic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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00:10
Ethyl is always a great word to know.
So is yield. Does it mean:
like or containing an alkali, which neutralize acids to form salts and turn red litmus paper blue, or having a pH value greater than 7
the quantity of product formed by the interaction of two or more substances, generally expressed as a percentage
Etymonline
Word Origin & History

ethyl
1838, modeled on Ger. äthyl, from Gk. aither (see ether) + hyle "stuff." Ethane first recorded 1873.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

ethyl eth·yl (ěth'əl)
n.
The univalent hydrocarbon radical C2H5.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
ethyl   (ěth'əl)  Pronunciation Key 
The radical C2H5, derived from ethane.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
The hydrogen is then used to convert ethyl acetate into ethanol.
That's what alcohol- ethyl alcohol- does in the phenomenon termed drunkenness.
Cars were originally manufactured to run either on gasoline or ethyl alcohol.
Using corn or sugar cane as feedstock for ethanol plants is not the only way to
  produce ethyl alcohol.
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