Dictionary
cy•an•o•gen
Pronunciation: (sī-an'u-jun, -jen"), [key]—
n.
1. a colorless, poisonous, flammable, water-soluble gas, C
2N
2, having an almondlike odor: used chiefly in organic synthesis.
2. See
cyano group. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.