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manganite

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noun man·ga·nite \ˈmaŋ-gə-ˌnīt\

Definition of manganite

  1. 1 :  a metallic gray to black mineral MnO(OH) that is a hydroxide and minor ore of manganese

  2. 2 :  any of various unstable salts made by reaction of manganese dioxide with a base

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First Known Use of manganite

1827

Learn More about manganite

  1. See words that rhyme with manganite Britannica.com: Encyclopedia article about manganite

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