Associations to the word «Thulium»
Noun
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Wiktionary
THULIUM, noun. A metallic chemical element (symbol Tm) with an atomic number of 69.
Dictionary definition
THULIUM, noun. 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.
Wise words
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