cyanide process en · NOUN
Meanings
- 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.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| cyanide processes | Number=Plur | lexicographic |