Ferricyanic acid Meaning, Definition & Usage

  1. noun a brown unstable acid formed from ferricyanide

WordNet

Definitions
  1. (Chem.), a brown crystalline substance, H6(CN)12Fe2, obtained from potassium ferricyanide, and regarded as the type of the ferricyanides; called also hydro-ferricyanic acid, hydrogen ferricyanide, etc.

Webster 1913