ni·trile

[nahy-tril, -treel, -trahyl]
noun Chemistry.
any of a class of organic compounds with the general formula RC≡N.

Origin:
1840–50; nitr- + -ile, perhaps variant of -yl

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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Collins
World English Dictionary
nitrile (ˈnaɪtrɪl, -traɪl) [Click for IPA pronunciation guide]
 
n
Also called (not in technical usage): cyanide any one of a class of organic compounds containing the monovalent group -CN

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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00:10
Nitrile is always a great word to know.
So is ninnyhammer. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a fool or simpleton; ninny.
American Heritage
Medical Dictionary

nitrile ni·trile or ni·tril (nī'trəl)
n.
An organic cyanide containing a CN group.

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
nitrile also nitril   (nī'trəl)  Pronunciation Key 
An organic compound, such as acrylonitrile, containing the cyanide group CN. Nitriles are typically colorless solids or liquids and have a distinctive smell.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Britannica
Encyclopedia

nitrile

any of a class of organic compounds having molecular structures in which a cyano group (C N) is attached to a carbon atom (C). Nitriles are colourless solids or liquids with distinctive odours.

Learn more about nitrile with a free trial on Britannica.com.

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
Of course, even nitrile gloves would not provide adequate protection against all chemicals for all tasks.
Disposable gloves are available in latex, vinyl, and nitrile materials.
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