Catadioptric :: Catadioptric (a.) Alt. of Catadioptrica.

Catadioptrical :: Catadioptrical (a.) Pertaining to, produced by, or involving, both the reflection and refraction of light; as, a catadioptric light..

Catadioptrics :: Catadioptrics (n.) The science which treats of catadioptric phenomena, or of the used of catadioptric instruments..

Diophantine :: Diophantine (a.) Originated or taught by Diophantus, the Greek writer on algebra..

Diopside :: Diopside (n.) A crystallized variety of pyroxene, of a clear, grayish green color; mussite..

Dioptase :: Dioptase (n.) A hydrous silicate of copper, occurring in emerald-green crystals..

Diopter :: Diopter (n.) Alt. of Dioptr.

Dioptra :: Dioptra (n.) An optical instrument, invented by Hipparchus, for taking altitudes, leveling, etc..

Dioptre :: Dioptre (n.) 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 :: Dioptric (a.) Of or pertaining to the dioptre, or to the metric system of numbering glasses..

Dioptric :: Dioptric (n.) A dioptre. See Dioptre.

Dioptric :: Dioptric (a.) Alt. of Dioptrica.

Dioptrical :: Dioptrical (a.) 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 :: Dioptrics (n.) 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 :: Dioptry (n.) A dioptre.

Idiopathetic :: Idiopathetic (a.) Idiopathic.

Idiopathic :: Idiopathic (a.) Alt. of Idiopathica.

Idiopathical :: Idiopathical (a.) Pertaining to idiopathy; characterizing a disease arising primarily, and not in consequence of some other disease or injury; -- opposed to symptomatic, sympathetic, and traumatic..

Idiopathies :: Idiopathies (pl. ) of Idiopath.

Idiopathy :: Idiopathy (n.) A peculiar, or individual, characteristic or affection..

Idiopathy :: Idiopathy (n.) A morbid state or condition not preceded or occasioned by any other disease; a primary disease.

Idiophanous :: Idiophanous (a.) Exhibiting interference figures without the aid of a polariscope, as certain crystals..

Idioplasm :: Idioplasm (n.) Same as Idioplasma.

Idioplasma :: Idioplasma (n.) That portion of the cell protoplasm which is the seat of all active changes, and which carries on the function of hereditary transmission; -- distinguished from the other portion, which is termed nutritive plasma. See Hygroplasm..

Nucleoidioplasma :: Nucleoidioplasma (n.) Hyaline plasma contained in the nucleus of vegetable cells.

Radiophone :: Radiophone (n.) An apparatus for the production of sound by the action of luminous or thermal rays. It is essentially the same as the photophone.

Radiophony :: Radiophony (n.) The art or practice of using the radiophone.

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