[noun] an embankment built around a space for defensive purposes; "they stormed the ramparts of the city"; "they blew the trumpet and the walls came tumbling down" Synonyms:rampart, wall
[noun] a fence-like structure around a deck
[noun] a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away Synonyms:breakwater, groin, groyne, mole, seawall, jetty
