Crenellation

On a castle or fort, a battlement or crenellation is a parapet with open spaces for shooting. The raised portions of a battlement ("A" in illustration) are called merlons, and the openings ("B") are called embrasures.

crenellation US, crenelation n
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Verb ...

crenellation A regular series of gaps in the low wall at the edge of a roof.
cresting A decorative rail, or a row of finials, or another feature at the top of a building, often along the ridge of the roof.

crenellation : On a castle or fort, a battlement or a crenellation is a parapet with open spaces for shooting. The raised portions of a battlement are called merlons, and the openings are called embrasures.

Crenellations
Another term for battlements, but used to describe decorative battlements. Often these are made of ashlar or fine brick and include arrow slits.

Crenellation
- same as battlements. Traditionally seen as being defensive, recent research suggests that "a licence to crenelate" may have been granted more for heraldic reasons, as a mark of grace and favour.

Crenellation
parapet on top of a castle wall, with a series of gaps (embrasures or crenelles) between raised portions (merlons), allowing defenders to shoot through; also called battlements
Crossbow ...

Crenellation: A parapet consisting of merlons and crenels. The 'Licence to Crenellate' was a royal licence giving permission to holder to build a fortification or to fortify a present building. See crenel, merlon, parapet.

Also crenellation, these are a series of depressed openings, like a battlement, but with more space between the openings.

Each gateway consists of an arched opening flanked by two huge semi-circular bastion towers with battered walls, arrow slits and pointed crenellations.

A turret might have a flat top with crenellations as in the picture, a pointed roof, or any other kind of top. It might contain a staircase if it projects higher than the building.

Defensive parapet, composed of merlons (solid) and crenels or crenelles (embrasures or openings) through which archers could shoot; sometimes called crenellation. Also used decoratively.

Battlement - also known as crenellations. Crenellated parapet. Parapet with indentations or embrasures, with raised portions (merlons) between; a narrow wall built along the outer edge of the wall walk for protection against attack.

(Illustration from A.J. Downing, The Architecture of Country Houses, 1850, showing a canted bay window in the Gothic style with crenellations)
BELLCOTE A frame of stone or wood to hold bells, often located at the church's west end.

Castellated - Decorated with battlements (a parapet with alternating indentations and raised portions); also called crenellation. Building with battlements are usually brick or stone.

A parapet with indentations or embrasures, with raised portions (merlons) between; also called crenellations.

Battlement - A parapet with alternating indentations or embrasures and raised portions or merlons; also called crenellation.
San Giminiano ...

The parapets at the top of the towers of the Churches of St Katherine, Teversal; the two St. Mary Magdalene churches; St. Helen's Church, Selston; and St. Michael and All Angels, Underwood, all have crenellations.

Topic: Architecture