Student Dictionary

One entry found for astigmatism.
Main Entry: astig·ma·tism
Pronunciation: schwa-primarystressstig-mschwa-secondarystresstiz-schwam
Function: noun
: a defect of an optical system (as of the eye) that prevents light from focusing accurately and results in a blurred image or unclear vision
- as·tig·mat·ic /secondarystressas-tig-primarystressmat-ik/ adjective

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