Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
dysfunctional
dysgenic
dysgenics
dysgraphia
dyskaryosis
dyskinesia
dyslexia
dysmenorrhea
dysmorphogenesis
dysmorphophobia
dysmorphophobia by proxy
dysorexia
dyspareunia
dyspepsia
dyspeptic
dysphagia
dysphasia
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

dysprosium

dys·pro·si·um [ diss prṓzee əm ]


noun 
Definition:
 
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


[Late 19th century. < Greek dusprositos "difficult to approach" < ienai "go"]
Advertisement

© 2009 Microsoft