manganese

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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.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

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]
Farlex Partner Medical Dictionary © Farlex 2012

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.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

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]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

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]
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
The company's current activities are focused on the mining and trading of manganese ores in Peru and exploration and development of lithium brine projects in northern Argentina.
'As I speak to you now, [the] traffic team has confirmed to me that they have taken delivery of manganese ore from GMC this morning.'
Manganese ore has been extracted in the Suceava region in northern Romania since the end of the 18th century.
In cases of excess mining, the CEC has taken benchmark price issued by the Indian Bureau of Mines ( IBM) stating that taking yearwise price of different grades of iron and manganese ore is a ' cumbersome process'.
The manganese ore was tested for its susceptibility to beneficiation through gravity concentration magnetic separation and flotation techniques.
The ratings factor in the company solid financial metrics and its position as one of the country's biggest private-sector iron ore and manganese ore miners.
Perhaps its busiest contemporary activities are the gatherings of hikers' and bikers' excursion tours bound for the forested hills, mainly those to the northwest of town, where manganese ore was once mined.
India has extensive deposits of manganese ore, a vital raw material in steel manufacture and has got wide use in non-metallurgical industries also.
The Government will disinvest its stakes in Coal India Ltd, Power Grid Corporation, Hindustan Copper, Steel Authority of India and Manganese Ore India by March 2011, a top Government official said.
Goldman Sachs Group, Inc (NYSE: GS), JPMorgan Chase & Co (NYSE: JPM) and Deutsche Bank AG (NYSE: DB) are among 10 banks that have been selected to manage an IPO for Manganese Ore India.
Traces of manganese ore still remain at the front of an incline.
Coal, motor vehicales, barely and manganese ore are among the main products Iran imports from Australia.