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[bahr-kahn] /bɑrˈkɑn/
a crescent-shaped sand dune with the convex side in the direction of the wind.
1885-90; < Russian barkhán, said to be < Turkic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for barchan
  • Large transverse and barchan dunes creep forward many feet per year, overwhelming all plant life in their paths.
  • Parabolic dunes are the predominant type, although barchan and transverse dunes appear.
British Dictionary definitions for barchan


a crescent-shaped shifting sand dune, convex on the windward side and steeper and concave on the leeward
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
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Encyclopedia Article for barchan

crescent-shaped sand dune produced by the action of wind predominately from one direction. One of the commonest types of dunes, it occurs in sandy deserts all over the world

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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