potassium cyanide

1. 1.

   a poisonous salt (KCN) used in electroplating and in photography

   Broadercyanide

Questions about potassium cyanide

What does potassium cyanide mean?

potassium cyanide means "a poisonous salt (KCN) used in electroplating and in photography".

Is potassium cyanide a common word?

potassium cyanide is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.