Barchan Dune Definition

A crescent-shaped dune, reaching heights of up to 30 meters (98 feet) and widths of 350 meters (1,148 feet), and having a steep, concave leeward side with crescent tips pointing downwind.
American Heritage

Origin of Barchan Dune

  • Russian barkhan barchan dune from Kazakh barxan Uighur bargan dune that moves

    From American Heritage Dictionary of the English Language, 5th Edition

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