[fer-oh-tuhng-stuh n] /ˌfɛr oʊˈtʌŋ stən/
a ferroalloy containing up to 80 percent .
[fer-uh-tahyp] /ˈfɛr əˌtaɪp/ Photography verb (used with object), ferrotyped, ferrotyping. 1. to put a glossy surface on (a print) by pressing, while wet, on a metal sheet (ferrotype tin) noun 2. Also called tintype. a positive photograph made on a sensitized sheet of enameled iron or tin. 3. the process of making such photographs. /ˈfɛrəʊˌtaɪp/ […]
[fer-uh s] /ˈfɛr əs/ adjective, Chemistry. 1. of or containing iron, especially in the bivalent state. /ˈfɛrəs/ adjective 1. of or containing iron in the divalent state; designating an iron (II) compound adj. “pertaining to or containing iron,” 1865, from Latin ferreus “made of iron,” from ferrum “iron” (see ferro-). In chemistry, “containing iron,” especially […]
noun, Chemistry. 1. a black powder, FeO, insoluble in water, soluble in acid. ferrous oxide A black powder used to make steel, green heat-absorbing glass, and enamels. Chemical formula: FeO.
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 A bluish-green crystalline compound that is used in sewage and water treatment, […]