| Pronunciation: | dis'prowseeum | ||
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| Definition: | [n] a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic | ||
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| Synonyms: | atomic number 66, Dy | ||
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| See Also: | metal, metallic element | ||
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| Definition: | \Dys*pro"si*um\, n. [NL., fr. Gr. dyspro`sitos hard to get at.] (Chem.) An element of the rare earth-group. Symbol Dy; at. wt., 162.5. | ||
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