copper sulfate

noun Chemistry.

blue vitriol.

Origin of copper sulfate

First recorded in 1890–95

Words nearby copper sulfate

copper naphthenate, copper penny, copper pyrites, copper river, copper spot, copper sulfate, copper sulphate, copper-bottomed, copper-fasten, copper-leaf, copper-sulfate method

Scientific definitions for copper sulfate

copper sulfate

A crystalline salt that is soluble in water and slightly soluble in alcohol. In its anhydrous form it is white, and in its hydrous form it is blue. Copper sulfate is used in agriculture, textile dyeing, leather treatment, electroplating, and the manufacture of germicides. In its blue form it is also called blue vitriol. Chemical formula: CuSO4·5H2O.