Pronunciation: (sī'u-nīd", -nid), [key]
—n., v., -nid•ed, -nid•ing.
Also,cy•a•nidPronunciation: (sī'u-nid). [key] Chem.
a. a salt of hydrocyanic acid, as potassium cyanide, KCN.
b. a nitrile, as methyl cyanide, C2H3N.
to treat with a cyanide, as an ore in order to extract gold.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.