Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of optic is as below...

Subtile :: Subthalamic (a.) Situated under the optic thalamus.

Panopticon :: Panopticon (n.) A room for the exhibition of novelties.

Chromascope :: Chromascope (n.) An instrument for showing the optical effects of color.

Aperture :: Aperture (n.) The diameter of the exposed part of the object glass of a telescope or other optical instrument; as, a telescope of four-inch aperture..

Panopticon :: Panopticon (n.) A prison so contructed that the inspector can see each of the prisoners at all times, without being seen..

Catoptrics :: Catoptrics (n.) That part of optics which explains the properties and phenomena of reflected light, and particularly that which is reflected from mirrors or polished bodies; -- formerly called anacamptics..

Squint :: Squint (v. t.) To cause to look with noncoincident optic axes.

Microscope :: Microscope (n.) An optical instrument, consisting of a lens, or combination of lenses, for making an enlarged image of an object which is too minute to be viewed by the naked eye..

Scioptric :: Scioptric (a.) Scioptic.

Optic :: Optic (a.) Alt. of Optica.

Field :: Field (n.) The space covered by an optical instrument at one view.

Lens :: Lens (n.) A piece of glass, or other transparent substance, ground with two opposite regular surfaces, either both curved, or one curved and the other plane, and commonly used, either singly or combined, in optical instruments, for changing the direction of rays of light, and thus magnifying objects, or otherwise modifying vision. In practice, the curved surfaces are usually spherical, though rarely cylindrical, or of some other figure..

Optical :: Optical (a.) Of or pertaining to the eye; ocular; as, the optic nerves (the first pair of cranial nerves) which are distributed to the retina. See Illust. of Brain, and Eye..

Squint :: Squint (a.) Looking obliquely. Specifically (Med.), not having the optic axes coincident; -- said of the eyes. See Squint, n., 2..

Thalamus :: Thalamus (n.) A mass of nervous matter on either side of the third ventricle of the brain; -- called also optic thalamus.

Optician :: Optician (a.) One skilled in optics.

Bisectrix :: Bisectrix (n.) The line bisecting the angle between the optic axes of a biaxial crystal.

Coptic :: Coptic (a.) Of or pertaining to the Copts.

Graphoscope :: Graphoscope (n.) An optical instrument for magnifying engravings, photographs, etc., usually having one large lens and two smaller ones..

Ganoidei :: Ganoidei (n. pl.) One of the subclasses of fishes. They have an arterial cone and bulb, spiral intestinal valve, and the optic nerves united by a chiasma. Many of the species are covered with bony plates, or with ganoid scales; others have cycloid scales..

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