'Diopside' definitions:

Definition of 'Diopside'

From: GCIDE

Diopside \Di*op"side\, n. [Gr. di- = di`s- twice + ? a sight, fr. the root of ? I shall see: cf. F. diopside.] (Min.) A crystallized variety of pyroxene, of a clear, grayish green color; mussite. [1913 Webster]