The Collaborative International Dictionary
Yellow prussiate of potash
Prussiate \Prus"si*ate\, n. [Cf. F. prussiate.] (Chem.) A salt of prussic acid; a cyanide.
Red prussiate of potash. See Potassium ferricyanide, under Ferricyanide.
Yellow prussiate of potash. See Potassium ferrocyanide, under Ferrocyanide.
WordNet
yellow prussiate of potash
n. a cyanide comound that is prepared by the reaction of potassium cyanide with ferrous salts; commonly used by gardeners [syn: potassium ferrocyanide]
Usage examples of "yellow prussiate of potash".
Doc knew immediately what it must be - some form of yellow prussiate of potash.