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.
Origin of cyanide process
First recorded in 1885–90
Words nearby cyanide process
cyanate,
cyaneous,
cyanic,
cyanic acid,
cyanide,
cyanide process,
cyanine,
cyanite,
cyanmethemoglobin,
cyano,
cyano group
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 cyanide
Also called: cyaniding