Vocabulary : Diophantine to Dioptry

Diophantine : Originated or taught by Diophantus, the Greek writer on algebra.
Diopside : A crystallized variety of pyroxene, of a clear, grayish green color; mussite.
Dioptase : A hydrous silicate of copper, occurring in emerald-green crystals.
Diopter : Alt. of Dioptra
Dioptra : An optical instrument, invented by Hipparchus, for taking altitudes, leveling, etc.

Dioptre : A unit employed by oculists in numbering glasses according to the metric system; a refractive power equal to that of a glass whose principal focal distance is one meter.
Dioptric : Of or pertaining to the dioptre, or to the metric system of numbering glasses. ;; A dioptre. See Dioptre. ;; Alt. of Dioptrical
Dioptrical : Of or pertaining to dioptrics; assisting vision by means of the refraction of light; refractive; as, the dioptric system; a dioptric glass or telescope.
Dioptrics : The science of the refraction of light; that part of geometrical optics which treats of the laws of the refraction of light in passing from one medium into another, or through different mediums, as air, water, or glass, and esp. through different lenses; -- distinguished from catoptrics, which refers to reflected light.
Dioptry : A dioptre.

Next : Diorama, Dioramic, Diorism, Dioristic, Diorite, Dioritic, Diorthotic, Dioscorea, Diota, Dioxide
Previous : Dioeciously, Dioeciousness, Dioecism, Diogenes, Dioicous, Diomedea, Dionaea, Dionysia, Dionysiac, Dionysian
Index : Sanjeev.NET : Vocabulary