English dictionary
astigmatism meaning and definition
Definition and meaning of astigmatism at MeaningMonkey.org. astigmatism meaning and definition in the English Dictionary.ASTIGMATISM noun
Definition of astigmatism (noun)
- (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
- synonyms: astigmia
- (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
- synonyms: astigmia
- antonym: stigmatism
Source: Princeton University Wordnet