A cataract is a clouding of the lens in the eye that makes it hard to see.
It is like a window that gets dirty and you can't see through it.
Cataracts can happen to anyone, but they are more common in older people.
The patient was diagnosed with cataracts.
Noun.
Singular: cataract.
Plural: cataracts.
Adjective.
Cataract: relating to or affected by cataracts.
The word "cataract" comes from the Latin word "cataracta", which means "waterfall". The Latin word "cataracta" is derived from the Greek word "καταράσσω" (katarrásso), which means "to dash down".
What happens if you have cataracts?