CATARACT

Pronunciation (US): (GB):

I. (noun)

Sense 1

Meaning:

A large waterfall; violent rush of water over a precipice

Classified under:

Nouns denoting natural objects (not man-made)

Hypernyms ("cataract" is a kind of...):

falls; waterfall (a steep descent of the water of a river)

Sense 2

Meaning:

An eye disease that involves the clouding or opacification of the natural lens of the eye

Classified under:

Nouns denoting stable states of affairs

Hypernyms ("cataract" is a kind of...):

eye disease (any disease of the eye)

Hyponyms (each of the following is a kind of "cataract"):

cortical cataract (a cataract that affects the lens cortex)

nuclear cataract (a cataract that affects the nucleus of the lens)

posterior subcapsular cataract (a cataract in the rear of the lens capsule)

Credits

Context examples:

Exposure to naphthalene is associated with hemolytic anemia, damage to the liver and neurological system, cataracts and retinal hemorrhage.

(Naphthalene, NCI Thesaurus)

It is characterized by muscle wasting and hypotonia, cataracts, heart conduction defects and endocrinopathies.

(Myotonic Dystrophy, NCI Thesaurus)

The accumulation of galactose leads to mental retardation, liver damage and cataracts unless dietary intake of galactose is controlled.

(Feeder Pathways for Glycolysis, NCI Thesaurus/BIOCARTA)

As antioxidants, some flavonoids may protect lipids from oxidative damage or retard the formation of cataracts.

(Flavonoid, NCI Thesaurus)

It is characterized by progressive neurologic dysfunction, premature atherosclerosis and development of cataracts.

(Cerebrotendinous Xanthomatosis, NCI Thesaurus)

Absence of crystalline lens totally or partially from field of vision, from any cause except after cataract extraction.

(Aphakia, NLM, Medical Subject Headings)

Cataracts in both eyes that result from the aging process, an injury, or as a manifestation of a systemic disorder.

(Acquired Bilateral Cataracts, NCI Thesaurus)

Stratospheric ozone protects life on the planet by absorbing potentially harmful ultraviolet radiation that can cause skin cancer and cataracts, suppress immune systems and damage plant life.

(First Direct Proof of Ozone Hole Recovery Due to Chemicals Ban, NASA)

Adair’s mother had returned from Australia to undergo the operation for cataract, and she, her son Ronald, and her daughter Hilda were living together at 427, Park Lane.

(The Return of Sherlock Holmes, by Sir Arthur Conan Doyle)

“It is what we call a cataract knife,” said I.