Definition of Cataract. Meaning of Cataract. Synonyms of Cataract
Here you will find one or more explanations in English for the word Cataract.
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Definition of Cataract
Cataract Cataract Cat"a*ract, n. [L. cataracta, catarracles, a
waterfall, Gr. ?, ?, fr. ? to break down; in the passive, to
fall or rush down (of tumors) to burst; kata` down + ? to
break.]
1. A great fall of water over a precipice; a large waterfall.
2. (Surg.) An opacity of the crystalline lens, or of its
capsule, which prevents the passage of the rays of light
and impairs or destroys the sight.
3. (Mach.) A kind of hydraulic brake for regulating the
action of pumping engines and other machines; -- sometimes
called dashpot.