lu·te·cium /luˈtiʃ(i)əm/
lu·te·cium /luˈtɪʃ(ɪ)əm/ 名詞
魯
Lu·te·ci·um n. Chem. same as Lutetium; -- an older spelling.
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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.
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lutecium
n : a trivalent metallic element of the rare earth group;
usually occurs in association with yttrium [syn: lutetium,
Lu, atomic number 71]