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lens Definition

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lens
noun(lens)
genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils
Synonyms: genus lens,
lens
noun(lens)
electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
Synonyms: electron lens,
lens
noun(lens)
a transparent optical device used to converge or diverge transmitted light and to form images
Synonyms: lens system, lense,
lens
noun(lens)
biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focus light on the retina
Synonyms: crystalline lens, lens of the eye,
lens
noun(lens)
(metaphor) a channel through which something can be seen or understood
Examples:
The writer is the lens through which history can be seen.

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