Search Result for "contravallation": 

The Collaborative International Dictionary of English v.0.48:

Contravallation \Con`tra*val*la"tion\, n. [Pref. contra- + vallation: cf. F. contrevallation. Cf. Countervallation.] (Fort.) A trench guarded with a parapet, constructed by besiegers, to secure themselves and check sallies of the besieged. [1913 Webster]
Moby Thesaurus II by Grady Ward, 1.0:

56 Moby Thesaurus words for "contravallation": abatis, advanced work, balistraria, bank, banquette, barbed-wire entanglement, barbican, barricade, barrier, bartizan, bastion, battlement, breastwork, bulwark, casemate, cheval-de-frise, circumvallation, counterscarp, curtain, demibastion, dike, drawbridge, earthwork, enclosure, entanglement, escarp, escarpment, fence, fieldwork, fortalice, fortification, glacis, loophole, lunette, machicolation, mantelet, merlon, mound, outwork, palisade, parados, parapet, portcullis, postern gate, rampart, ravelin, redan, redoubt, sally port, scarp, sconce, stockade, tenaille, vallation, vallum, work