thulium
pronunciation
How to pronounce thulium in British English: UK [ˈθu:liəm]
How to pronounce thulium in American English: US [ˈθuliəm, ˈθju-]
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- 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