DICT.TW Dictionary Taiwan

 ter·re·plein /ˈtɛrəˌplen/

 Terre·plein n.
 1. Fort. The top, platform, or horizontal surface, of a rampart, on which the cannon are placed. See Illust. of Casemate.
 2. Civ. Engin. An embankment of earth with a broad level top, which is sometimes excavated to form a continuation of an elevated canal across a valley.
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 terreplein
      n : level space where heavy guns can be mounted behind the
          parapet at the top of a rampart