HyperDic: blue_copperas

English > 1 sense of the expression blue copperas:
NOUNsubstanceblue copperas, blue vitriol, blue stone, chalcanthitehydrated blue crystalline form of copper sulfate
English > blue copperas: 1 sense > noun 1, substance
Meaninghydrated blue crystalline form of copper sulfate.
Synonymsblue vitriol, blue stone, chalcanthite
Broadercopper sulfate, copper sulphate, cupric sulfate, cupric sulphateA copper salt made by the action of sulfuric acid on copper oxide
Spanishcalcantita, vitriolo azul
Catalancalcantita

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