Meaning of molybdenum

mo•lyb•de•num

Pronunciation: (mu-lib'du-num), [key]
— n. Chem.
  1. a silver-white metallic element, used as an alloy with iron in making hard, high-speed cutting tools. Symbol: Mo; at. wt.: 95.94; at. no.: 42; sp. gr.: 10.2.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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