noun.
A toxiccolourlessliquidorganiccompound, CH2=CH.CN, synthesized from propylene and ammonia; used as a monomer in the production of acrylic resins and syntheticrubber.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a colorless liquid unsaturated nitrile made from propene
Word Usage
"His report also rapped Ottawa for not doing enough to combat emissions of a noxious substance called acrylonitrile, which is produced when manufacturing synthetic rubber."