Definitions for

Overview of noun astigmia

The noun astigmia has 2 senses? (no senses from tagged texts)
1. astigmatism, astigmia

((ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people)

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) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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