Definisi 'astigmatism'
English to English
noun
1 (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
source: wordnet30
2 (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
source: wordnet30
3 A defect of the eye or of a lens, in consequence of which the rays derived from one point are not brought to a single focal point, thus causing imperfect images or indistinctness of vision.
source: webster1913
More Word(s)
stigmatism, astigmatic, optics, ophthalmology, condition, status, ametropia, keratectasia, keratoconus,

Visual Synonyms
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