MANGANITE
Man"ga*nite, n.
1. (Min.)
Defn: One of the oxides of manganese; — called also gray manganese ore. It occurs in brilliant steel-gray or iron-black crystals, also massive.
2. (Chem.)
Defn: A compound of manganese dioxide with a metallic oxide; so called as though derived from the hypothetical manganous acid.
MANGANIUM
Man*ga"ni*um, n. Etym: [NL.]
Defn: Manganese.
MANGANOUS
Man"ga*nous, a. (Chem.)
Defn: Of, pertaining to, designating, those compounds of manganese in which the element has a lower valence as contrasted with manganic compounds; as, manganous oxide. Manganous acid, a hypothetical compound analogous to sulphurous acid, and forming the so-called manganites.
MANGCORN
Mang"corn`, n. Etym: [OE. mengen to mix. See Mingle, and Corn.]