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Astigmatism   /əstˈɪgmətˌɪzəm/   Listen
Astigmatism

noun
1.
(ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people.  Synonym: astigmia.
2.
(optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point.  Synonym: astigmia.





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Words linked to "Astigmatism" :   keratectasia, optics, astigmatic, condition, ametropia, astigmia, status, ophthalmology, keratoconus, stigmatism


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