potassium chloride

noun Chemistry.

a white or colorless, crystalline, water-soluble solid, KCl, used chiefly in the manufacture of fertilizers and mineral water, and as a source of other potassium compounds.
Also called potassium muriate, potash muriate.

Origin of potassium chloride

First recorded in 1880–85

Words nearby potassium chloride

potassium bitartrate, potassium bromate, potassium bromide, potassium carbonate, potassium chlorate, potassium chloride, potassium cobaltinitrite, potassium cyanide, potassium dichromate, potassium diphosphate, potassium feldspar

British Dictionary definitions for potassium chloride

potassium chloride

noun

a white soluble crystalline substance used as a fertilizer and in medicine to prevent potassium deficiency. Formula: KCl

Scientific definitions for potassium chloride

potassium chloride

A white crystalline solid or powder used widely in fertilizers and in the preparation of most potassium compounds. It occurs naturally as the mineral sylvite. A unique property of potassium chloride is that it is more soluble in hot water, but less soluble in cold water, than sodium chloride is. Chemical formula: KCl.