lutetium, n.
(lutetia)
(lutetia)
a trivalent metallic element of the rare earth group; usually occurs in association with yttrium
<noun.substance>
Lu atomic number 71 lutecium lutetium
semantic pointers
hypernym
Word
a trivalent metallic element of the rare earth group; usually occurs in association with yttrium
<noun.substance>
Lu atomic number 71 lutecium lutetium