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Meaning of cyanide process | Babel Free

Noun CEFR B2

Definitions

A method of extracting gold and silver from their ores with a solution of sodium cyanide.
A process of case-hardening iron or steel by immersing it in molten cyanide and then quenching in water or oil.

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

Cyanides cyanidin cyaniding cyanidiophyte cyanido cyanidol