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ferrous sulfate

noun

, Chemistry, Pharmacology.
  1. a bluish-green, crystalline, saline-tasting, water-soluble heptahydrated solid, FeSO 4 ⋅7H 2 O, used chiefly in the manufacture of other iron salts, in water purification, fertilizer, inks, pigments, tanning, photography, and in medicine in the treatment of anemia.

ferrous sulfate

  1. A bluish-green crystalline compound that is used in sewage and water treatment, and as a pigment and fertilizer. It is also used in medicine to treat iron deficiency. Also called green vitriol. Chemical formula: FeSO 4 ·7H 2 O.

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Word History and Origins

Origin of ferrous sulfate1

First recorded in 1860–65

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inveterate

[in-vet-er-it ]

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ferrous oxideferrous sulfide

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