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dysprosium Line breaks: dys|pro¦sium
Pronunciation: /dɪsˈprəʊzɪəm/

Definition of dysprosium in English:


[mass noun]
The chemical element of atomic number 66, a soft silvery-white metal of the lanthanide series. (Symbol: Dy)
Example sentences
  • Each segment contains small amounts of ions of relatively rare metals, such as dysprosium, thulium, and cerium, which fluoresce in different colors.
  • The relative difficulty in identifying certain elements has given birth to such names as lanthanum, krypton and dysprosium.
  • This overview on my blog tells you more about this ‘magic’ metal, the Terfenol, which is a combination of terbium and dysprosium.


Late 19th century: from Greek dusprositos 'hard to get at' + -ium.

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