Wordnet 3.0
NOUN (1)
1.
any of a class of organic compounds containing the cyano radical -CN;
[syn: nitrile, nitril, cyanide]
WordNet (r) 3.0 (2006):
nitril
n 1: any of a class of organic compounds containing the cyano
radical -CN [syn: nitrile, nitril, cyanide]