manganese

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Related to Manganese compounds: Magnesium compounds, Iron compounds

manganese

 (Mn) [mang´gah-nēs]
a chemical element, atomic number 25, atomic weight 54.938. (See Appendix 6.) Its salts occur in the body tissue in very small amounts and serve as activators of liver arginase and other enzymes.
manganese poisoning a condition usually caused by inhalation of manganese dust; symptoms of chronic exposure include mental disorders accompanying a syndrome resembling Parkinson's disease, and inflammation throughout the respiratory system.

man·ga·nese (Mn),

(mang'gă-nēs),
A metallic element resembling iron and often associated with it, particularly in ores; atomic no. 25, atomic wt. 54.94; manganous salts are often used in medicine.
Synonym(s): manganum
[Mod. L. manganesium, manganum, an altered form of magnesium]

manganese

An essential trace metal (atomic number 25; atomic weight 54.9) required by certain enzymes (e.g., arginase and cholinesterase), which is ingested in the diet via coffee, tea, egg yolks, whole grains, leafy greens, nuts and seeds.

man·ga·nese

(mang'gă-nēz)
A metallic element resembling and often associated, in ores, with iron; atomic no. 25, atomic wt. 54.94; manganous salts are sometimes used in medicine.
[Mod. L. manganesium, manganum, an altered form of magnesium]

man·ga·nese

(mang'gă-nēz)
A metallic element resembling iron; salts are often used in medicine.
[Mod. L. manganesium, manganum, an altered form of magnesium]
References in periodicals archive ?
As its value in the treated water increased, the effectiveness of coagulation and sedimentation in the removal of pollutants (except manganese compounds) decreased.
Limestone can also be rich in reduced sulfur, iron, and manganese compounds, which microbes can use via redox reactions (Northrup and Lavoie, 2001).
Occupational exposure limits: criteria document for manganese and inorganic manganese compounds. Web report W17.