sand dune

noun

Definition of sand dune

:a hill of sand near an ocean or in a desert that is formed by the wind

Word by Word Definitions

sand play
  1. : a loose granular material that results from the disintegration of rocks, consists of particles smaller than gravel but coarser than silt, and is used in mortar, glass, abrasives, and foundry molds

  2. : soil containing 85 percent or more of sand and a maximum of 10 percent of clay

  3. : a tract of sand : beach

  1. : to sprinkle or dust with or as if with sand

  2. : to cover or fill with sand

  3. : to smooth or dress by grinding or rubbing with an abrasive (such as sandpaper)

dune play
  1. : a hill or ridge of sand piled up by the wind


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