Looking for the meaning of the word ASTIGMATISM in English for both noun and verb forms from the Oxford Dictionary? Below, you can explore all possible meanings and definitions of ASTIGMATISM with sentence examples. You can also use the “AUDIO PRONUNCIATION” track to check the correct pronunciation in British English.
Word: Astigmatism
Speech Type: Noun
Etymology:
mid 19th century: from a-‘without’ + Greek stigma ‘point’ + -ism
Audio Pronunciation:
Phonetic Spelling:
əˈstɪɡmətɪz(ə)m
Dialects: British English
Definition:
a defect in the eye or in a lens caused by a deviation from spherical curvature, which results in distorted images, as light rays are prevented from meeting at a common focus.
Short Definition:defect in eye or in lens caused by deviation from spherical curvature
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