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is able to defend by a flanking fire the adjacent curtain, or wall which extends from one bastion to another. Two adjacent bastions are connected by the curtain, which joins the flank of one with the adjacent flank of the other. The distance between the flanks of a bastion is called the gorge. A lunette is a detached b…

Furnished with a bastion; having bastions.

A half bastion, or that part of a bastion consisting of one face and one flank.

of the polygon, or that imaginary line which connects the salient angles of two adjacent bastions.

A rampart; a fortification; a bastion or outwork.

An imaginary line dividing a bastion, ravelin, or other work, into two equal parts.

A work of more that ordinary heigh, rising from the level ground of a bastion, etc., and overlooking surrounding parts.

A low outwork before a bastion or ravelin, consisting of two lines of rampart parallel to the faces of the bastion, and protecting them from a breaching fire.

A work consisting of two or more bastioned fronts, with their outworks, covering an enceinte, a bridgehead, etc., and connected by wings with the main work or the river bank.

That part of the rampart and parapet which is between two bastions or two gates. See Illustrations of Ravelin and Bastion.

Half the gorge, or entrance into a bastion, taken from the angle of the flank to the center of the bastion.

constructed beyond the main ditch of a fortress, and in front of the curtain between two bastions, intended to defend the curtain; a ravelin. See Ravelin.

The shoulder of a bastion, or the place where its face and flank meet and form the angle, called the angle of the shoulder.

That part of a bastion which reaches from the curtain to the face, and defends the curtain, the flank and face of the opposite bastion; any part of a work defending another by a fire along the outside of its parapet. See Illust. of Bastion.

The beginning. "Summer's front." Shak. Bastioned front (Mil.), a curtain connerting two half bastions. -- Front door, the door in the front wall of a building, usually the principal entrance. -- Front of fortification, the works constructed upon any one side of a polygon. Farrow. -- Front of operations, all that par…

The entrance into a bastion or other outwork of a fort; -- usually synonymous with rear. See Illust. of Bastion.

projecting turret for a sentry, as at the salient angles of works, or the acute angles of bastions.

Formed or perforated like a honeycomb. Each bastion was honeycombed with casements. Motley.

An outwork composed of two demibastions joined by a curtain. It is connected with the works in rear by long wings.

fieldwork consisting of two faces, forming a salient angle, and two parallel flanks. See Bastion.