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3 definitions found
 for lutecium
From The Collaborative International Dictionary of English v.0.48 :

  Lutecium \Lu*te"ci*um\, n. (Chem.)
     same as Lutetium; -- an older spelling.
     [Webster 1913 Suppl. +PJC]

From The Collaborative International Dictionary of English v.0.48 :

  Lutetium \Lu*te"ti*um\, n. (Chem.)
     A metallic element separated from ytterbium in 1907, by
     Urbain in Paris and by von Welsbach in Vienna. It is a member
     of the Lanthanide rare earth group. Symbol, Lu; atomic number
     71; atomic weight 174.967 [C=12.011]. Previously spelled
     Lutecium.
     [Webster 1913 Suppl. +PJC]

From WordNet (r) 3.0 (2006) :

  lutecium
      n 1: a trivalent metallic element of the rare earth group;
           usually occurs in association with yttrium [syn:
           lutetium, lutecium, Lu, atomic number 71]

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