Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun blue_vitriol

1 sense of blue vitriol

Sense 1
blue vitriol, blue copperas, blue stone, chalcanthite -- (hydrated blue crystalline form of copper sulfate)
       => copper sulfate, copper sulphate, cupric sulfate, cupric sulphate -- (a copper salt made by the action of sulfuric acid on copper oxide)