Cataracts

A cloudy or opaque area in the lens of the eye. Excessive exposure to ultraviolet radiation (sunlight) is a cause of cataracts.
Found on http://www.healthunit.org/sunsafety/glossary.htm

Cataracts

Damage to the eye lens, which impairs vision. It is often caused by UV-B radiation, which is usually filtered out by the ozone layer.
Found on http://www.encyclo.co.uk/local/21291

cataracts

in medicine, an opacity of the crystalline lens of the eye obstructing partially or totally its transmission of light NOTE - Cataracts can result from several causes, including irradiation.
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=881-17-25
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