What is the meaning of Cataract?

A (large) waterfall, specifically one flowing over the edge of a cliff.

A flood of water; specifically, steep rapids in a river.

An overwhelming downpour or rush; a flood.

A type of governor used in single-acting steam engines, where a flow of water through an opening regulates the stroke.

Synonym of waterspout (“a whirlwind that forms over water”).

Of a river, etc.: to fall in the form of a waterfall.

To cause (something) to pour or rush like a waterfall.

Synonym of portcullis (“a gate in the form of a grating which is lowered into place at the gateway of a castle, a fort, etc.”); also, a window grating.

2. A clouding of the lens in the eye leading to a decrease in vision.
   1. Something which obscures.
3. A tool used for breaking flax; a brake.

A clouding of the lens in the eye leading to a decrease in vision.

1. Something which obscures.

Something which obscures.

A tool used for breaking flax; a brake.

cataract, waterfall

cataract

cataract

A gate guarding the entrance to Heaven.

Source: wiktionary.org