A fieldwork consisting of two faces, forming a salient angle, and two parallel flanks. See Bastion.
Any surface of semicircular or segmental form; especially, the piece of wall between the curves of a vault and its springing line.
A broad, low-lying, typically crescent-shaped mound of sandy or loamy matter that is formed by the wind, especially along the windward side of a lake basin.
the crescent-shaped part of an arcosolium
Created by the addition of flank walls to a small Redan to provide additional flank protection and firing positions.
semicircular space in a vault or ceiling often decorated with a painting or relief
A crescent-shaped or semicircular area or opening on a wall surface.
Triangular (originally crescent-shaped) defensive structure, open at the rear, often flanking a ravelin
A semicircular opening; or, any flat, semicircular surface.
Crescent shaped beach and dune complex found on the eastern sides of lakes in arid Australia. Usually composed of quartz sand but can also be partly or wholly composed of sand sized clay pellets and occasionally gypsum sand (copi or seed gypsum).
temporary fortification like a detached bastion
oval or circular opening; to allow light into a dome or vault
a crescent-shaped dune on the downwind side of the lake bed
a reinforcement in a semicircular shape, surrounded by a canal)
a work with two faces, usually forming an obtuse angle, and two flanks
Semi-circular space decorated with frescoes or mosaics usually situated above doors or windows where the vault joins the walls. Also used to describe a semicircular section above a painting or bas-relief.
Semi-circular window or crescent shaped area of a wall.
A crescent or semi-circular window in a wall or vaulted ceiling, unassociated with a door or other window as a fanlight would be.
Semicircular window or wall panel
A semicircular opening or surface, as on the wall of a vaulted room or over a door, niche, or window. When it is over the portal of a church, it is called a tympanum.
triangular fortification on or beyond a glacis.
a crescent shaped or semi-circular space or alcove which contains a painting, statue, etc.
(Fr.) - a detached earthwork, open to the rear, composed of two faces forming a salient angle and two flanks, flanks and faces being of nearly equal length. Called a bastion when connected to another lunette by a curtain wall. Imprecisely applied to a demilune or epaulement.
A semicircular opening (with the flat side down) in a wall over a door, a niche, or a window.
A semicircular opening above a window or door.
A fortification shaped roughly like a half-moon. It presented two or three sides to the enemy but the rear was open to friendly lines.