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Defenition of the word thulium

    • Defenition of the word thulium

      • Chemical element with symbol Tm and atomic number 69, silvery white lanthanide.
      • 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

    Synonyms for the word thulium

      • atomic number 69
      • Tm

    Hypernyms for the word thulium

      • metal
      • metallic element

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