(Askeri) GÖĞÜS SİPERİ: Ayakta nişan vaziyetinde savunan erleri korumaya ve üzerinden ateş etmeye yarayan toprak işi. Göğüs siperleri, zeminin tamamen veya kısmen üstünde inşa edilir. Bak. "parapet"
Talus Low defensive wall or earthwork, especially to protect gunners or artillery These structures were often improvised both by besieging or attacking forces, and by defenders
Vertically-faced or steeply inclined structure usually built with timber and parallel to the shoreline, at or near the beach crest, to resist erosion or mitigate against flooding