noun, Chemistry, Pharmacology.
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.
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: FeSO4·7H2O.
[ahy-ern-weed] /ˈaɪ ərnˌwid/ noun 1. any of certain North American composite plants of the genus Vernonia, having tubular, chiefly purple or red disk flowers.
[ahy-ern-woo m-uh n] /ˈaɪ ərnˌwʊm ən/ noun, plural ironwomen. 1. a female worker or athlete of great physical endurance who can be depended upon to perform a given task or job tirelessly.
[ahy-ern-woo d] /ˈaɪ ərnˌwʊd/ noun 1. any of various trees yielding a hard, heavy , as the American hornbeam, Carpinus caroliniana, or Lyonothamnus floribundus, found on the islands off the coast of S California. 2. the of any of these trees. /ˈaɪənˌwʊd/ noun 1. any of various betulaceous trees, such as hornbeam, that have very […]
[ahy-ern-wurk] /ˈaɪ ərnˌwɜrk/ noun 1. in . 2. objects or parts of objects made of : ornamental ironwork. /ˈaɪənˌwɜːk/ noun 1. work done in iron, esp decorative work 2. the craft or practice of working in iron n. early 15c., from iron (n.) + work (n.).