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1. (n.) lutetium
a trivalent rare-earth element.
Etymology: (< F lutécium=Lutècelutetia+-ium2)
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| Definition of 'lutetium' |
Princeton's WordNet |
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1. (noun) lutetium, lutecium, Lu, atomic number 71
a trivalent metallic element of the rare earth group; usually occurs in association with yttrium
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| Definition of 'lutetium' |
U.S. National Library of Medicine |
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1. lutetium
Lutetium. An element of the rare earth family of metals. It has the atomic symbol Lu, atomic number 71, and atomic weight 175.
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