Definitions of thulium [ˈθu li əm]

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Definition of 'thulium'

Random House Webster's College Dictionary

1. (n.) thulium
a rare-earth metallic element found in gadolinite and other uncommon minerals.

Etymology: (< F (1879), after Thule , taken as a name for ancient Scandinavia; see -ium²)

Definition of 'thulium'

Princeton's WordNet

1. (noun) thulium, Tm, atomic number 69
a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatite and xenotime

Definition of 'thulium'

Webster Dictionary

1. (noun) thulium
a rare metallic element of uncertain properties and identity, said to have been found in the mineral gadolinite

Definition of 'thulium'

U.S. National Library of Medicine

1. thulium
Thulium. An element of the rare earth family of metals. It has the atomic symbol Tm, atomic number 69, and atomic weight 168.93.

'thulium' - Nearby Entries
thujopsis thujopsis dolobrata thule thulium thumb thumbed thumbhole

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