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water gap

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noun
  1. a transverse gap in a mountain ridge, cut by and giving passage to a stream or river.
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Origin of water gap

An Americanism dating back to 1750–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for water gap

Historical Examples

  • The river flowed through a river-gate, a water-gap in the mountains.

    The Forgotten Planet

    Murray Leinster


British Dictionary definitions for water gap

water gap

noun
  1. a deep valley in a ridge, containing a stream
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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

water gap in Science

water gap

  1. A transverse cleft in a mountain ridge through which a stream flows.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.