Meaning of molybdenum in English:


Pronunciation /məˈlɪbdənəm/

Translate molybdenum into Spanish


(also Mo)
mass noun
  • The chemical element of atomic number 42, a brittle silver-grey metal of the transition series, used in some alloy steels.

    ‘The corresponding loss in yield strength is compensated by alloying with vanadium, nitrogen, chromium, molybdenum, and titanium.’
    • ‘Vanadium, molybdenum, niobium, titanium, chromium, nickel, manganese are but a few of the many metals which make their way into steel to yield alloys with special properties.’
    • ‘Common hydroprocessing catalysts consist of an aluminum oxide carrier on to which the metals molybdenum and nickel or cobalt are added.’
    • ‘We added copper, cobalt, selenium, molybdenum, etc to the deficient soils and transformed the plant and animal health.’
    • ‘One might be able to recover from waste relatively pure metals, such as chromium and molybdenum, which are for all practical purposes identical to unused materials.’


Early 19th century modern Latin, earlier molybdena (originally denoting a salt of lead), from Greek molubdaina ‘plummet’, from molubdos ‘lead’.