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astigmatism [æs'tigmətizm]
基本释义
- n. 散光
词形变化
- 形容词:as'tig·mat'ic副 词:as'tig·mat'i·cal·ly
英英解释
2个名词解释
- (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea
[同] astigmatism, astigmia - (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
[同] astigmatism, astigmia
[反] stigmatism
- (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea