cataract

1. A (large) waterfall, specifically one flowing over the edge of a cliff.

   The cataracts on the Nile helped to compartment Upper Egypt.

   Katarakt

   a large waterfall; violent rush of water over a precipice

2. (broadly)A flood of water; specifically, steep rapids in a river.

   ли́веньlívenʹ, пото́пpotóp, проливно́й дождьprolivnój doždʹ

3. (figuratively)An overwhelming downpour or rush; a flood.

   His cataract of eloquence

4. (historical)A type of governor used in single-acting steam engines, where a flow of water through an opening regulates the stroke.

5. (broadly)A clouding of the lens in the eye leading to a decrease in vision.

   Katarakt, grauer Star

   катара́ктаkatarákta

   катара́ктаkatarákta

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

6. A clouding of the lens in the eye leading to a decrease in vision.

   (broadly, figuratively)Something which obscures.

7. (also, figuratively, obsolete)Synonym of waterspout (“a whirlwind that forms over water”).

8. (obsolete, rare)Synonym of portcullis (“a gate in the form of a grating which is lowered into place at the gateway of a castle, a fort, etc.”); also, a window grating.

9. (broadly, obsolete)A tool used for breaking flax; a brake.

1. Six months ago I had an operation for the cataract in my right eye.

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2. Are cataracts common in dogs?

   deHaben Hunde oft grauen Star?

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3. Tom has cataracts.

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4. Almost all patients require corrective eyewear after cataract surgery.

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5. My grandmother had cataracts surgery and now can see clearly again.

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