perimeters Definition

border, circumference, margin, boundaries, parameters, contours, scope, lines, cordon, borders, entrances, walls, confines, checkpoints, firewalls, cordon sanitaire, fences, barricades, barbed wire, periphery, mortaring, fireguard, guardhouses, fortifications, radiuses, revetments, berms, mesh, entryways, edges, shatterproof glass, security, breezeways, entrenchments, shrubbery, frontiers, blacktops, gates, baselines, zones, palisades, curtilage, woodpiles, encircling, cartesian coordinates, headlands, stovepipes, encampments, inside, fortresses, protocols, wadis, framework, patrolling, firebreak, walkways, doorways, hilltops, bollards, anastomosing, exclosure, limits, landward, surroundings, stockades, enclosures, guards, vestibules, anthills, ramadas, buffers, windbreak, trellises, bases, shoreline, strongrooms, watchtower, sentries, spaces, tents, endpoint, mantling, keyway, dunes, panopticon, clearings, harborage, radiolocation, enclaves, laager, burrows, maginot line, centerlines, egresses, playgrounds, footpaths, dikes, treeline, polyhedrons, hardstand,