(Science: ophthalmology) An ocular opacity, partial or complete, of one or both eyes, on or in the lens or capsule, especially an opacity impairing vision or causing blindness.

The many kinds of cataract are classified by their morphology (size, shape, location) or aetiology (cause and time of occurrence).

Origin: L. Cataracta, from gr. Katarraktes = waterfall, floodgate, portcullis

Please contribute to this project, if you have more information about this term feel free to edit this page

This page was last modified on 3 October 2005, at 21:16. This page has been accessed 3,777 times. 
What links here | Related changes | Permanent link