thulium
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.thu·li·um
noun \ˈthü-lē-əm, ˈthyü-\Definition of THULIUM
: a soft silvery metallic element of the rare-earth group — see element table
See Origin of THULIUM
New Latin, from Latin Thule
First Known Use: 1879
thu·li·um
noun \ˈth(y)ü-lē-əm\ (Medical Dictionary)Medical Definition of THULIUM
: a trivalent metallic element of the rare-earth group—symbol Tm; see element table
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