Rhenium

2 definitions found

From WordNet (r) 2.0 [wn]:

  rhenium
       n : a rare heavy polyvalent metallic element that resembles
           manganese chemically and is used in some alloys; is
           obtained as a by-product in refining molybdenum [syn: {Re},
            {atomic number 75}]



From Elements database 20001107 [elements]:

  rhenium
  Symbol: Re
  Atomic number: 75
  Atomic weight: 186.2
  Silvery-white metallic transition element. Obtained as a by-product of
  molybdenum refinement. Rhenium-molybdenum alloys are superconducting.