English dictionary

lutecium

/l/U/'t/i//S//i//@/m/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

noun

a trivalent metallic element of the rare earth group; usually occurs in association with yttrium

noun.substance

Synonyms atomic number 71 lu lutetium

Source: WordNet 3.0
A metallic element separated from ytterbium in 1907, by Urbain in Paris and by von Welsbach in Vienna. Symbol, <i>Lu</i>; at. wt. 174.0.

noun

Source: webster1913