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Definition of Manganese
1. Noun. A hard brittle grey polyvalent metallic element that resembles iron but is not magnetic; used in making steel; occurs in many minerals.
Exact synonyms: Atomic Number 25, Mn
Generic synonyms: Metal, Metallic Element
Substance meronyms: Hausmannite, Manganite, Psilomelane, Pyrolusite, Rhodochrosite
Generic synonyms: Metal, Metallic Element
Substance meronyms: Hausmannite, Manganite, Psilomelane, Pyrolusite, Rhodochrosite
Definition of Manganese
1. n. An element obtained by reduction of its oxide, as a hard, grayish white metal, fusible with difficulty, but easily oxidized. Its ores occur abundantly in nature as the minerals pyrolusite, manganite, etc. Symbol Mn. Atomic weight 54.8.
Definition of Manganese
1. [n -S]
Medical Definition of Manganese
1. An inorganic chemical as a trace element that activates a wide range of enzymes. It resembles magnesium and may substitute it in some enzyme systems. The use of manganese salts in buffer solutions can increase the adhesion of cells when grown in cell culture. (14 Mar 2008)