blue vitriol


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Related to blue vitriol: borax, Epsom salt

blue vitriol

n.
A blue, crystalline pentahydrate of copper sulfate, CuSO4·5H2O.

blue vitriol

n
(Elements & Compounds) the fully hydrated blue crystalline form of copper sulphate

blue′ vit′riol



n.
a hydrous copper sulfate, CuSO4∙5H2O.
[1760–70]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.blue vitriol - 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
References in periodicals archive ?
Applying a coat of lime water and Blue Vitriol on the trunk of fruit trees can also lessen the impact of heat and it also prevent cracks in the trunk, the release concluded.
Tenders are invited for Blue Vitriol - A3m Alga Side .
We treat the vineyard with blue vitriol, as my grandfather taught me, which is why the grapes contain no chemical residue," the Chair of the Foundation for Environment and Agriculture explains.