• word of the day

    astigmia

    astigmia - Dictionary definition and meaning for word astigmia

    Definition
    (noun) (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
    Synonyms : astigmatism
    Definition
    (noun) (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
    Synonyms : astigmatism
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