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1. (n.) dysprosium
a rare-earth element that is highly reactive and paramagnetic and used to absorb neutrons in nuclear reactors.
Etymology: (< F (1886))
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| Definition of 'dysprosium' |
Princeton's WordNet |
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1. (noun) dysprosium, Dy, atomic number 66
a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic
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| Definition of 'dysprosium' |
U.S. National Library of Medicine |
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1. dysprosium
Dysprosium. An element of the rare earth family that has the atomic symbol Dy, atomic number 66, and atomic weight 162.50. Dysprosium is a silvery metal used primarily in the form of various salts.
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