/duy op"suyd, -sid/ , n. Mineral.
a monoclinic pyroxene mineral, calcium magnesium silicate, CaMg(SiO 3 ) 2 , occurring in various colors, usually in crystals.
[ 1800-10; DI- 3 + Gk óps ( is ) appearance + -IDE ]
/duy op"suyd, -sid/ , n. Mineral.
a monoclinic pyroxene mineral, calcium magnesium silicate, CaMg(SiO 3 ) 2 , occurring in various colors, usually in crystals.
[ 1800-10; DI- 3 + Gk óps ( is ) appearance + -IDE ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012