ASTIGMATISM


Meaning of ASTIGMATISM in English

[ ə'stɪgmətɪz(ə)m ]

■ noun a deviation in the spherical curvature of the eye or a lens, resulting in distorted images.

Derivatives

astigmatic astɪg'matɪk adjective

Origin

C19: from a- 1 + Gk stigma 'point' + -ism .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.