Cataract

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GRE Barron

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[编辑] GRE 红宝书

  • n. ( 大而陡的) 瀑布
  • [英] n. ( 大而陡的) 瀑布 ( great waterfall)

[编辑] Webster Collegiate

noun

  • Etymology: Latin cataracta waterfall, portcullis, from Greek kataraktēs, from katarassein to dash down, from kata- + arassein to strike, dash
  • Date: 14th century
  • 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 light
  • 2.
    • a. obsolete 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
  • ? cataractous adjective


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