Par"a*pet (?), n. [F., fr. It. parapetto, fr. parare to ward off, guard (L. parare to prepare, provide) + petto the breast, L. pectus. See Parry, and Pectoral.]
1. Arch.
A low wall, especially one serving to protect the edge of a platform, roof, bridge, or the like.
2. Fort.
A wall, rampart, or elevation of earth, for covering soldiers from an enemy's fire; a breastwork. See Illust. of Casemate.
© Webster 1913.