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View synonyms for

cataract

[ kat-uh-rakt ]

noun

  1. a descent of water over a steep surface; a waterfall, especially one of considerable size.
  2. any furious rush or downpour of water; deluge.
  3. Ophthalmology.
    1. an abnormality of the eye, characterized by opacity of the lens.
    2. the opaque area.


cataract

/ ˈæəˌæ /

noun

  1. a large waterfall or rapids
  2. a deluge; downpour
  3. pathol
    1. partial or total opacity of the crystalline lens of the eye
    2. the opaque area
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

cataract

  1. An opacity of the lens of the eye or the membrane that covers it, causing impairment of vision or blindness.
  2. A waterfall in which a large volume of water flows over a steep precipice.

cataract

  1. A loss in the transparency of the lens of the eye , which reduces a person's ability to see. The condition can be treated by surgically removing the lens and replacing it with an artificial one, or with corrective eyeglasses or contact lenses.
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Other Word Forms

  • a·t a·tdzܲ adjective
  • a·e adjective
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Word History and Origins

Origin of cataract1

First recorded in 1350–1400; Middle English cataracte, from Latin catar(r)acta, from Greek 첹ٲáŧ “waterfall, floodgate, portcullis” (noun), “downrushing” (adjective), from 첹ٲá𾱲 “to dash down,” from kat- cata- + á𾱲 “to dash, smite”
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Word History and Origins

Origin of cataract1

C15: from Latin catarracta, from Greek 첹ٲ󲹰ŧ, from katarassein to dash down, from arassein to strike
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Example Sentences

Examples have not been reviewed.

The treatment and inflammation led to Ellie developing a cataract that had to be surgically removed, just after she graduated from medical school.

From

A month before Law was told he had cataracts in both eyes but he lied to an optometrist that he did not drive.

From

It also carries an increased risk for glaucoma, cataracts and myopic maculopathy, in which the center of the retina deteriorates.

From

Mr Cannon said he postponed having cataract surgery as his symptoms are so unpredictable, he does not like leaving his house.

From

More surgical hubs will be created to focus on common, less complex procedures, such as cataract surgeries and some orthopaedic work.

From

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