Meaning & use
cataract
Last updated
A medical condition in which the lens of the eye becomes cloudy, causing blurred or dimmed vision.
See it in a sentence
Her grandmother had cataract surgery to restore her eyesight.
Untreated cataracts can eventually lead to significant vision loss.
A note on using this word
Also used to describe a large waterfall or a sudden, powerful rush of water; the two senses are unrelated in origin but both suggest a clouding or overwhelming flow.
Another way to use it
2. noun
A large waterfall, or a sudden, forceful downpour or rush of water.
The river plunged over a cataract into the gorge below.
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