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    lens - Dictionary definition and meaning for word lens

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