Definitions for: Dysprosium

[n] a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic

Webster (1913) 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.

Synonyms: atomic number 66, Dy

See Also: metal, metallic element