Word Study
lutetium
CIDE DICTIONARY
lutetium, n.
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.]
OXFORD DICTIONARY
lutetium, n. (also lutecium) Chem. a silvery metallic element of the lanthanide series.
Usage
Symb.: Lu.
Etymology
F lut{eacute}cium f. L Lutetia the ancient name of Paris
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