Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of cataract is as below...

Cataract :: Cataract (n.) 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..

Couch :: Couch (v. t.) To treat by pushing down or displacing the opaque lens with a needle; as, to couch a cataract..

Cataract :: Cataract (n.) A great fall of water over a precipice; a large waterfall.

Overfall :: Overfall (n.) A cataract; a waterfall.

Fall :: Fall (n.) Descent of water; a cascade; a cataract; a rush of water down a precipice or steep; -- usually in the plural, sometimes in the singular; as, the falls of Niagara..

Depression :: Depression (n.) A method of operating for cataract; couching. See Couch, v. t., 8..

Hypophysis :: Hypophysis (n.) Cataract.

Reclination :: Reclination (n.) The act or process of removing a cataract, by applying the needle to its anterior surface, and depressing it into the vitreous humor in such a way that the front surface of the cataract becomes the upper one and its back surface the lower one..

Pearl-eyed :: Pearl-eyed (a.) Having a pearly speck in the eye; afflicted with the cataract.

Aphakia :: Aphakia (n.) An anomalous state of refraction caused by the absence of the crystalline lens, as after operations for cataract. The remedy is the use of powerful convex lenses..

Couching :: Couching (n.) The operation of putting down or displacing the opaque lens in cataract.

Cataract :: Cataract (n.) A kind of hydraulic brake for regulating the action of pumping engines and other machines; -- sometimes called dashpot.

Waterfall :: Waterfall (n.) A fall, or perpendicular descent, of the water of a river or stream, or a descent nearly perpendicular; a cascade; a cataract..

Lin :: Lin (n.) A waterfall, or cataract; as, a roaring lin..

Cascade :: Cascade (n.) A fall of water over a precipice, as in a river or brook; a waterfall less than a cataract..

Cataractous :: Cataractous (a.) Of the nature of a cataract in the eye; affected with cataract.

Keratonyxis :: Keratonyxis (n.) The operation of removing a cataract by thrusting a needle through the cornea of the eye, and breaking up the opaque mass..

Keratome :: Keratome (n.) An instrument for dividing the cornea in operations for cataract.

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