cataract

Definition of Cataract in English :

1. cataract

an eye disease that involves the clouding or opacification of the natural lens of the eye

2. cataract

a large waterfall; violent rush of water over a precipice

WordNet Lexical Database for English. Princeton University. 2010.

Cataract

noun

1.

a large waterfall or rapids

2.

a deluge; downpour

3. pathology

a.

partial or total opacity of the crystalline lens of the eye

b.

the opaque area

noun

1.

a large waterfall

2.

any strong flood or rush of water; deluge

3.

a.

an eye disease in which the crystalline lens or its capsule becomes opaque, causing partial or total blindness

b.

the opaque area

n.

1. A large or high waterfall.

2. A great downpour; a deluge.

3. Medicine Opacity of the lens or capsule of the eye, causing impairment of vision or blindness.