manganese Hear it!

manganese definition

man·ga·nese (maŋ′gə nēs′, -nēz′)

noun

a grayish-white, metallic chemical element, usually hard and brittle, which rusts like iron but is not magnetic: it is used in the manufacture of alloys of iron, aluminum, and copper: symbol, Mn; at. no., 25

Etymology: Fr manganèse < It manganese, by metathesis < ML magnesia: see magnesia

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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