Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun lutetium

1 sense of lutetium

Sense 1
lutetium, lutecium, Lu, atomic number 71 -- (a trivalent metallic element of the rare earth group; usually occurs in association with yttrium)
       => metallic element, metal -- (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)