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Noun vitriol has 2 senses
- vitriol, oil of vitriol, sulfuric acid, sulphuric acid - (H2SO4) a highly corrosive acid made from sulfur dioxide; widely used in the chemical industry
--1 is a kind of acid
--1 has substances: sulfur, S, sulphur, atomic number 16
--1 has particulars: battery acid, electrolyte acid
- vituperation, invective, vitriol - abusive or venomous language used to express blame or censure or bitter deep-seated ill will
--2 is a kind of abuse, insult, revilement, contumely, vilification
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