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astigmatism definition
astigmatism |
Grep of noun astigmatism astigmatism Overview of noun astigmatism The noun astigmatism has 2 senses (no senses from tagged texts) 1. astigmatism, astigmia -- ((ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea) 2. astigmatism, astigmia -- ((optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point) Overview of noun astigmatism The noun astigmatism has 2 senses (no senses from tagged texts) 1. astigmatism, astigmia -- ((ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea) 2. astigmatism, astigmia -- ((optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point)
astigmatism definition