ripple marks

1 definition found

ripple marks - Collaborative International Dictionary of English v.0.48 :

  Ripple \Rip"ple\, n.
     1. The fretting or dimpling of the surface, as of running
        water; little curling waves.
        [1913 Webster]
  
     2. A little wave or undulation; a sound such as is made by
        little waves; as, a ripple of laughter.
        [1913 Webster]
  
     Ripple grass. (Bot.) See Ribwort.
  
     Ripple marks, 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.
        [1913 Webster]