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cataract
1
[Middle English, from Middle French or Medieval Latin; Middle French catharacte, from Medieval Latin cataracta, from Latin, portcullis]
: a clouding of the lens of the eye or of its surrounding transparent membrane that obstructs the passage of light2 aobsolete : waterspout b: waterfall
; especially : a large one over a precipice c: steep rapids in a river d: downpour
, flood <cataracts of rain> <cataracts of information>
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