(manganese)
1manganese(II) — manganese(II) …
2MANGANÈSE — Le manganèse (symbole Mn, numéro atomique 25) est un métal gris clair, brillant comme l’acier, avec des reflets rougeâtres. Il se situe en tête de la colonne VII A de la classification périodique et au centre de la série des éléments dits de… …
3Manganese — Manganèse Pour les articles homonymes, voir Mn. Manganèse …
4Manganese — Man ga*nese , n. [F. mangan[ e]se, It. manganese, sasso magnesio; prob. corrupted from L. magnes, because of its resemblance to the magnet. See {Magnet}, and cf. {Magnesia}.] (Chem.) An element obtained by reduction of its oxide, as a hard,… …
5manganese — Man ga*nese , n. [F. mangan[ e]se, It. manganese, sasso magnesio; prob. corrupted from L. magnes, because of its resemblance to the magnet. See {Magnet}, and cf. {Magnesia}.] (Chem.) An element obtained by reduction of its oxide, as a hard,… …
6manganese — 1670s as the name of a mineral, oxide of manganese, from Fr. manganèse (16c.), from It. manganese, alteration or corruption of M.L. magnesia (see MAGNESIA (Cf. magnesia)). From 1783 in English as the name of an element …
7manganésé — manganésé, ée (entrée créée par le supplément) (man ga né zé, zée) adj. En quoi on a fait pénétrer du manganèse. Un barreau d acier manganésé, Ac. des sc. Compt. rendus, t. LXXXIII, p. 816. • La production des fontes manganésées, Journ. offic.… …
8manganese — [maŋ′gə nēs΄, maŋ′gənēz΄] n. [Fr manganèse < It manganese, by metathesis < ML magnesia: see MAGNESIA] a grayish white, metallic chemical element, usually hard and brittle, which rusts like iron but is not magnetic: it is used in the… …
9manganese — Symbol: Mn Atomic number: 25 Atomic weight: 54.938 Grey brittle metallic transition element. Rather electropositive, combines with some non metals when heated. Discovered in 1774 by Scheele …
10manganese — ► NOUN ▪ a hard grey metallic element used in special steels and magnetic alloys. ORIGIN Italian, alteration of magnesia …
