cyanide process
noun
a process for extracting gold or silver from ore by dissolving the ore in an alkaline solution of sodium cyanide or potassium cyanide and precipitating the gold or silver from the solution.
Nearby words
cyanate, cyaneous, cyanic, cyanic acid, cyanide, cyanide process, cyanine, cyanite, cyanmethemoglobin, cyano, cyano group
Origin of cyanide process
First recorded in 1885–90
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for cyanide process
cyanide process
noun
a process for recovering gold and silver from ores by treatment with a weak solution of sodium cyanideAlso called: cyaniding
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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