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Definition of Lens in English :

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Lens meaning in English

Meaning of Lens in English

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Lens pronunciation in English

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Lens

see synonyms of lens

Noun

1. lens, lens system, lense

a transparent optical device used to converge or diverge transmitted light and to form images

2. genus lens, lens

genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils

3. lens

(metaphor) a channel through which something can be seen or understood

Example Sentences:
'the writer is the lens through which history can be seen'

4. crystalline lens, lens, lens of the eye

biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focuses light on the retina

5. electron lens, lens

electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons

WordNet Lexical Database for English. Princeton University. 2010.

Lens

see synonyms of lens
noun
1. 
a piece of glass or other transparent material, used to converge or diverge transmitted light and form optical images
2. Also called: compound lens
a combination of such lenses for forming images or concentrating a beam of light
3. 
a device that diverges or converges a beam of electromagnetic radiation, sound, or particles
electron lens
4. anatomy crystalline lens
noun
an industrial town in N France, in the Pas de Calais department; badly damaged in both World Wars. Pop: 36 257 (2006)

Collins English Dictionary. Copyright © HarperCollins Publishers

Lens

see synonyms of lens
noun
1. 
a. 
a piece of glass, or other transparent substance, with two curved surfaces, or one plane and one curved, regularly bringing together or spreading rays of light passing through it: a lens or combination of lenses is used in optical instruments, eyeglasses, etc. to form an image
b. 
a combination of two or more such pieces
2. 
any of various devices used to focus microwaves, electrons, or sound waves
3.  Anatomy
a transparent, biconvex body situated between the iris and the vitreous humor of the eye: it focuses upon the retina light rays entering the pupil
verb transitive Informal
4. 
to photograph
5. 
to make a film of

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Lens

see synonyms of lens
n.pl. lens·es
1. A ground or molded piece of glass, plastic, or other transparent material with opposite surfaces either or both of which are curved, by means of which light rays are refracted so that they converge or diverge to form an image.
2. A combination of two or more such pieces, sometimes with other optical devices such as prisms, used to form an image for viewing or photographing.Also called compound lens.
3. A thin piece of glass or plastic, as on a pair of sunglasses, that transmits light without refraction.
4. A device or phenomenon (such as a gravitational field) that causes light or other radiation to converge or diverge by an action analogous to that of a lens.
5.
a. A transparent, biconvex structure in the eye of a vertebrate or cephalopod that is located between the iris and the vitreous humor and focuses light rays entering through the pupil to form an image on the retina.
b. A similar structure in many invertebrates.
tr.v.lensed, lens·ing, lens·es
1. Informal To make a photograph or movie of.
2. To bend or distort (light, for example) by means of a lens, especially a gravitational field.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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