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Chemical element
Mo Previous: niobium (Nb)
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Molybdenum cube and fragment.

EtymologyEdit

From New Latin molybdaenum, from Ancient Greek μόλυβδος (mólubdos, lead), because the two elements are so similar they were often confused.

NounEdit

molybdenum (countable and uncountable, plural molybdenums or molybdena)

  1. A metallic chemical element (symbol Mo) with an atomic number of 42.
    • 1928, Lawrence R. Bourne, chapter 4, in Well Tackled![1]:
      Technical terms like ferrite, perlite, graphite, and hardenite were bandied to and fro, and when Paget glibly brought out such a rare exotic as ferro-molybdenum, Benson forgot that he was a master ship-builder, […]
  2. A single atom of this element.
    a quadruple bond between molybdenums

Derived termsEdit

Related termsEdit

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See alsoEdit