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[ak-ruh-loh-nahy-tril, -treel, -trahyl] /ˌæk rə loʊˈnaɪ trɪl, -tril, -traɪl/
noun, Chemistry
a colorless, flammable, poisonous, carcinogenic liquid, C 3 H 3 N, used for the production of polymers and copolymers, as rubbers, fibers, and clear plastics for beverage containers.
Origin of acrylonitrile
1890-95; acryl(ic) + -o- + nitrile Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for acrylonitrile


a colourless liquid that is miscible with water and has toxic fumes: used in the manufacture of acrylic fibres and resins, rubber, and thermoplastics. Formula: CH2:CHCN Also called vinylcyanide
Word Origin
C20: from acrylic + nitrile
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
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acrylonitrile in Science
  (āk'rə-lō-nī'trəl, -trēl, -trīl)   
A colorless, poisonous, liquid organic compound having a wide variety of industrial uses, such as in the manufacture of acrylic fibers, resins, and acrylamide. Chemical formula: C3H3N.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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