European Architecture: Castle Terminology

  • Abacus - the top of a capital that is flat

  • Aisle - between the outer wall and the arcade there is a space, that is the aisle

  • Allure - on the top of a castle wall there is a walkway, that is the allure

  • Arcade - these are free-standing rows of arches. They are supported on columns

  • Ashlar - blocks of smooth stone that are neatly trimmed, they are square-shaped

  • Bailey - these are the courtyards on the inside of castle walls, they include several living areas and some recreation areas

  • Balusters - columns that are small

  • Bar holes - the holes in which the door-bolt is placed, usually the bolt is constructed with timber

  • Batter - the portion of the curtain wall that is sloped. There is a rather sharp angle at the base of each wall within a tower positioned along the exterior surface

  • Bivalate - two concentric ditches designed for defense, these are situated within hillforts 

  • Capital - the upper end of a column, treated in a distinct fashion

  • Casemates - emplacements for an artillery, these are in separate and always-protected rooms

  • Chamfer - the smoothing off of an angle in between two stone faces at the surface

  • Chancel - a space that surrounds a church altar within the castle

  • Chevron - molding that incorporates a zig-zag pattern

  • Daub - mud comprised of a clay mixture, this is used to strengthen and seal the wattle

  • Donjon - a massive tower, also known as a keep

  • Dressing - the stonework around openings that is carved

  • Embattled - crenelated and battlemented

  • Enceinte - the fortified enclosed area of a castle 

  • Fascine - brushwood in a massive bundle, used to fill in ditches or revetting ramparts

  • Finial - a slim section of stone that is utilized as decoration on the top of a merlon

  • Footing - the bottom section of a wall

  • Freestone - limestone or sandstone of the highest quality

  • Fresco - a wet plaster wall that has been painted

  • Garderobe - a small toilet set into the thickness of the castle wall, it may also project outward from the wall

  • Great chamber - the bed-sitting room of the Lord

  • Hall - a major room or building within the castle complex

  • Hillfort - iron age or bronze earthwork, used as a defense of concentric ditches and banks

  • Hornwork - a quadrilateral, freestanding fortification in the forefront of the main wall

  • Impost - a wall bracket designed to support the arch

  • Inner Curtain - a high wall which surrounds the inner ward

  • Jamb - these are the side posts of a window, an arch, or a door within the castle

  • Keep - an incredibly strong tower made of sturdy stone, this is often the main tower in a castle

  • Lancet - a narrow and long window with a head that is pointed

  • Mantlet - the detached fortification which prevents direct access to a castle's gateway

  • Mullion - windows that are vertically divided

  • Nailhead - a pyramid-shaped molding

  • Offset - a ledge that marks the narrowing thickness of a castle wall

  • Palisade - an extremely sturdy fence made of wood, it is meant to enclose a wall temporarily, eventually a permanent stone wall will be constructed

  • Quadrangle - the inner courtyard

  • Rampart - stone or earth wall constructed of defensive stone that surrounds a castle

  • Refectory - a communal hall meant for dining

  • Respond - a half-pier that is bonded into a wall. It typically carries an arch.

  • Salient - an arrowhead or a wall projection

  • Scarp - a slope within the inner part of a ditch

  • Tau cross - a plain T cross encompassing equal limbs

  • Wall-walk -  a passage that is situated along the castle wall

  • Weathering - a surface that is sloped, created to disperse rainwater

  • Yett - A gate made from iron lattice

Additional Information on Castles