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 lens is as below...

Megalethoscope :: Megalethoscope (n.) An optical apparatus in which pictures are viewed through a large lens with stereoptical effects. It is often combined with the stereoscope.

Declensional :: Declensional (a.) Belonging to declension.

Wane :: Wane (n.) Decline; failure; diminution; decrease; declension.

Floriken :: Floriken (n.) An Indian bustard (Otis aurita). The Bengal floriken is Sypheotides Bengalensis.

Eyepiece :: Eyepiece (n.) The lens, or combination of lenses, at the eye end of a telescope or other optical instrument, through which the image formed by the mirror or object glass is viewed..

Divergent :: Divergent (a.) Causing divergence of rays; as, a divergent lens..

Dermestes :: Dermestes (n.) A genus of coleopterous insects, the larvae of which feed animal substances. They are very destructive to dries meats, skins, woolens, and furs. The most common species is D. lardarius, known as the bacon beetle..

Camera Obscura :: Camera obscura () An apparatus in which the images of external objects, formed by a convex lens or a concave mirror, are thrown on a paper or other white surface placed in the focus of the lens or mirror within a darkened chamber, or box, so that the outlines may be traced..

Sunglow :: Sunglass (n.) A convex lens of glass for producing heat by converging the sun's rays into a focus.

Couch :: Couch (v. t.) To treat by pushing down or displacing the opaque lens with a needle; as, to couch a cataract..

Lenticula :: Lenticula (n.) A lens of small size.

Cosmorama :: Cosmorama (n.) An exhibition in which a series of views in various parts of the world is seen reflected by mirrors through a series of lenses, with such illumination, etc., as will make the views most closely represent reality..

Bubble :: Bubble (n.) A globule of air, or globular vacuum, in a transparent solid; as, bubbles in window glass, or in a lens..

Glass :: Glass (v. t.) An optical glass; a lens; a spyglass; -- in the plural, spectacles; as, a pair of glasses; he wears glasses..

Aberration :: Aberration (n.) The convergence to different foci, by a lens or mirror, of rays of light emanating from one and the same point, or the deviation of such rays from a single focus; called spherical aberration, when due to the spherical form of the lens or mirror, such form giving different foci for central and marginal rays; and chromatic aberration, when due to different refrangibilities of the colored rays of the spectrum, those of each color having a distinct focus..

Diaphanoscope :: Diaphanoscope (n.) A dark box constructed for viewing transparent pictures, with or without a lens..

Couching :: Couching (n.) The operation of putting down or displacing the opaque lens in cataract.

Microphotograph :: Microphotograph (n.) An enlarged representation of a microscopic object, produced by throwing upon a sensitive plate the magnified image of an object formed by a microscope or other suitable combination of lenses..

Piapec :: Piapec (n.) A West African pie (Ptilostomus Senegalensis).

Lenticel :: Lenticel (n.) A small, lens-shaped gland on the under side of some leaves..

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