Breadcrumb Home > Dictionary > Index C cyanide: Meaning and Definition of Find definitions for: cy•a•nide Pronunciation: (sī'u-nīd", -nid), [key] — n., v., -nid•ed, -nid•ing. —n. a salt of hydrocyanic acid, as potassium cyanide, KCN. a nitrile, as methyl cyanide, C2H3N. —v.t. 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. See also: cyanide (Thesaurus) cyanic acid cyanide process TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: felicitous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language