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| dys·pro·si·um [ diss prṓzee əm ] |
noun |
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| Definition: |
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soft silvery chemical element: a soft silvery element of the rare-earth group that is paramagnetic and highly reactive. Source: monazite, bastnaesite. Use: laser materials, nuclear research.
Symbol Dy
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| [Late 19th century. < Greek dusprositos "difficult to approach" < ienai "go"] |
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