wadi

or wa·dy

[wah-dee]
noun, plural wa·dis. (in Arabia, Syria, northern Africa, etc.)
  1. the channel of a watercourse that is dry except during periods of rainfall.
  2. such a stream or watercourse itself.
  3. a valley.

Origin of wadi

First recorded in 1830–40, wadi is from the Arabic word wādī
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


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British Dictionary definitions for wadis

wadi

wady

noun plural -dies
  1. a watercourse in N Africa and Arabia, dry except in the rainy season

Word Origin for wadi

C19: from Arabic
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

Word Origin and History for wadis

wadi

n.

"watercourse," 1839, from Arabic wadi "seasonal watercourse," prop. participle of wada "it flowed."

Online Etymology Dictionary, © 2010 Douglas Harper

wadis in Science

wadi

[wädē]
  1. A gully or streambed in northern Africa and southwest Asia that remains dry except during the rainy season.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.