Lutecium

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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 [gcide]:



  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) 2.0 [wn]:

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