Noun: cataract 'ka-tu,rakt
- A large waterfall; violent rush of water over a precipice
"The roar of the cataract could be heard for miles"; "Niagara Falls is one of the most famous cataracts in the world"
- An eye disease that involves the clouding or opacification of the natural lens of the eye
"The elderly patient's vision improved significantly after cataract surgery"
Derived forms: cataracts
Type of: eye disease, falls, waterfall
Encyclopedia: Cataract, Ontario, Canada