'Chrysoberyl' definitions:

Definition of 'chrysoberyl'

From: WordNet
noun
A rare hard yellow green mineral consisting of beryllium aluminate in crystal form; used as a gemstone

Definition of 'Chrysoberyl'

From: GCIDE
  • Chrysoberyl \Chrys"o*ber`yl\, n. [L. chrysoberyllus, Gr. ?; chryso`s gold + ? beryl.] (Min.) A mineral, found in crystals, of a yellow to green or brown color, and consisting of aluminia and glucina. It is very hard, and is often used as a gem. [1913 Webster]