Ripple marks Meaning, Definition & Usage

  1. noun one of a series of small ridges produced in sand by water currents or by wind
    ripple mark.

WordNet


Definitions
  1. a system of parallel ridges on sand, produced by wind, by the current of a steam, or by the agitation of wind waves; also (Geol.), a system of parallel ridges on the surface of a sandstone stratum.

Webster 1913