Angle-spur: pyramid-shaped projections rising at the corners of towers, intended for added support and to prevent collapse from undermining
Apsidal: D-shaped
Arrowslit: vertical slot in castle walls used for firing crossbows from inside castle; also called “arrowloop”
Ashlar: building stone neatly trimmed to shape; stone with cut, flat surface aumbry: a cupboard for storing valuables
Bailey: defended courh'ard or ward of a castle; open area enclosed by the castle walls; a ward
Ballista: siege engine shaped like a giant bow, which fired iron-tipped arrows or stone missiles
Barbican: fortified outwork defending the gate of a castle or town
Bar-holes: holes behind doors placed to receive timber bars, which were used to bolt the doors closed
Barmkin: Scottish term for defended courtyard of a castle; also, the wall enclosing such an area
Barrel vault: a vault in the shape of a half barrel split lengthways
Bartizan: an overhanging corner turret
Basement: a secure storage space at ground level or below
Bastion: an open projecting work placed at the corner or along the wall of a fortification that acts as an added firing platform
Batter: inward and upward slope of an external wall, normally located at its base battery: gun emplacement
Battlement: jagged stonework protecting the w'all-vvalk, consisting of crenels and merlons; also known as “crenellation”
Bawn: walled enclosure
Besiege: to surround a castle in order to cut off its supplies, stage an assault if necessary, and force its surrender
Bratticing: wooden housing erected on top of walls; know'u as “war-head” when erected on towers; see “hoarding”
Bretasch: wooden tow'er or wooden defense
Bnrh: Saxon defended settlement
Buttery: storeroom w'here wine and other drink were dispensed from barrels; the “bottlery”; usually located between the hall and the kitchen
Buttress: thickening of a wall or projecting masonry added for strength and support
Capital: head of a column
Caponier: covered connecting passagew av
Casemate: vaulted chamber embedded in ramparts or walls and equipped with a gun emplacement; passageway within thickness of a curtain wall that leads to gun and musket ports
Castellan: individual in charge of the castle; castle custodian
Castellation: battlements; implies use as a decorative feature
Castle: a properly fortified militar}- residence; from the Latin, “castellum”
Cat: hide-covered framework that protected miners during a siege
Cesspit: a depression in the base of a tower or in the ground that collected human waste
Chamberlain: individual responsible for the great chamber and for the personal finances of the castellan
Chancel: part of church or chapel containing the altar chancery: medieval high court that presided over cases of common law and equity; chancellor’s court or office
Chapel: chamber for religious services
Chatelaine: lady of the castle; wife of the castellan
Cobbled: paved with cobblestones, large rounded stones
Comitatus: county court
Concentric: having two parallel lines of defense, the lower outer wall closely surrounding the higher inner wall; a walls-within-walls design; circles within circles
Constable: governor of a castle
Corbel: projecting stone (or timber) feature on a wall used to support an overhanging parapet, platform, turret, or timber beams
Crenel: the openings between the upright sections of crenellation
Crenellation: toothlike protective stonework rimming the top of a castle wall; fortification, including crenels and merlons; battlements
Cross-wall: a stone wall that creates a barrier between two chambers or forms part of a passageway between two structures
Curtain wall: defensive wall which encloses a bailey, courtyard, or ward, generally constructed in stone; links towers, the main gateway, and other structures
Custodian: manager of castle in absence of lord
Dais: a raised platform for the high table, located at the end of the great hall, where the lord and his guests dined
Donjon: keep or great tower, the main citadel of a castle
Dormer: a window located partly in the wall and partly in the roof
Dovecote: medieval pigeon house, often associated with castles or monasteries; building with pigeon holes used to breed doves for food supply
D-plan: semicircular design of towers; apsidal
Drawbar: sliding wooden bar used to secure a door in the closed position
Drawbridge: a timber or stone bridge or roadway across a moat or ditch that lifted or pivoted to prevent unwanted access into the castle
Drum tower: a completely round tower
Dungeon: castle prison
Embankment: earthen wall or slope that enclosed an area or formed the walls of a ditch
Embrasure; splayed opening in a wall or parapet; slits cut into the merlons enceinte: enclosure or courh ard wall escalade: assault on a wall or palisade using scaling ladders exchequer: individual tasked with collecting revenue
Fee: land held b}' a knight or other landowner in exchange for the military service of a single knight
Feudalism: a political and ccononric sstenr under which land was granted by a landowner to a person in exchange for military service or other duties
Fief: a feudal estate
Forebuilding: projecting defensis e work that screened the entrance to keep fossatores: miners
Foundations: the masonr' substructure of a building; often the only surviving remains of a castle or its inner structures
Garderobe; usual!}' the latrine chute, priw, or castle toilet; sometimes, a room to store personal items; a wardrobe
Garrison; a group of soldiers stationed at a eastle
Gatehouse; strong multistory structure containing a fortified gate, the portcullis chamber, and accommodation for the castle constable
Gothic: architectural st}lc developed in northern France that is characterized by pointed arches
Great hall; cirtertainment center of the castle, where guests were feasted; also used as the main admiiristrativc chamber
Guardroom: room used b guards when on dut}'; normally located in the castle gatehouse, often on either side of gate passage
Gun emplacement: platform or defended position providing a place to secure cannons or other guns
Gunloop: opening in a wall for firing a gun, often a modified arrowslit; also called a “gunport”
Harrying: harassing w ith destructive raids hearth: open fire in center of chamber
Hillfort; a large hilltop enclosure surrounded by one or more earthen ramparts
Hoarding: wooden fighting platform fitted to the parapet of wall as extra protection for defenders that pros ided extra space from which to fire down on an enemy
Liornwork: earthwork barrier usually set before an entrance to impede attackers
Inner ward; interior conrhard; huh of castle where daily activities took place
Keep; tlie main citadel or great tower of a castle; a tortified tower containing living quarters and used as the last line of refuge in a siege; a selbsufficicnt tower; the "donjon”
Hmcct-headed: pointed arches at the peaks of narrow window's
Latrine chute: an open channel in a tower or wall through which human waste passed into a cesspit or outside the castle walls into the moat
License to crcnellate: official permission from the monarch to erect a fortified building or fortifi' an existing structure
Lifting gaffs: mechanical arms used to raise drawbridge
Light: compartment of a window-
Loophole; vertical slit for air, light, or firing through
Machicolation; carved projections located along a wall or above an arch way-through which defenders could drop or shoot missiles vertically onto attackers below'; funefioned similar to murder holes
Magazine: chamber for storing ammunition, arms, and provisions
Mangonel: stone-throwing siege engine consisting of a lieav-y' frame that supported a long arm with a enp or sling at the free end, worked with ropes stretched hetsveen upright posts
Mantlet: stretch of land running along the outer side of a curtain wall
Marches: borderlands or frontier, especially associated with the border between Wales and England
Merlon: tbe "teeth" of the battlements rising between the crenels or embrasures; liigh sections of battlement
Meurtrieres: murder holes
Mint: where coins were produced
Missile; a large stone or other object thrown at an enemy through murder holes or by a siege engine
Moat: water-filled ditch encircling the castle; a bodv of water around the castle, as at Caerphilly
Inotte: artificial or improved natural mound on which a timber tower or shell keep was built
Mullion; vertical bar of stone or wood dividing a window into smaller openings
Multilobed; having several curved or rounded projections multivallate: having more than one rampart mural: within the wall
Murder holes: openings in the ceilings of gate passages through which missiles and liquids could be dropped onto attackers or fires
Uewel stair: circular or spiral stair \ ithin a wall or tower
Normauized/ueo-Normau: architectural features imitating Norman sh'le
Oratory: a small private chamber for prayer
Oriel: a large projecting, curved or pohgonal window supported on corbels
Oubliette: tiny cell where prisoners were left to die; secret chamber; pit-prison
Palisade: timber fencing, normally erected on top of earthen ramparts or mottc
Parapet: a protective, battlemented wall located on the outer side of the wall-walk
Parliameutariau: supporter of Parliament against King Charles 1 during English Civil War in rbqos
Partibility: system whereby a deceased person’s propert)- is divided ecjually among his sons
Pele tower: similar to a tower house, but on a smaller scale
Piscina: stone basin with drain hole for the priest to wash hands or vessels
Pit-prison: underground cell accessed through a hatch or trapdoor in ceiling; dungeon; bottle dungeon; oubliette
Plantation; deliberate settlement of a group of people from outside the area
Plinth: projecting stone platforms upon which keeps or wall towers were raised to prevent undermining
Portcullis: heay wooden, iroir, or combination grille protecting an entrance, raised and lowered by winches (the windlass) located inside the gatehouse; grooves visible in gate passages
Postern: secondarv gateway or back doorway used for quick escape or to take in supplies
Putlog holes: square holes that supported timber scaffolding
Rampart: battlement or protected fighting platform for castle defenders; a defensive bank of earth or rubble, topped with timber fence
Range: a group of associated buildings
Revetment: an outwork or embankment faced with a laver of timber or masonrv
Revetting: stone or timber facing applied to a wall or bank
Ringwork: an earth and timber fortification similar to a motte but where the summit is dished to some degree, encircled with earthen banks and then topped with timber palisades
Royalist: supporter of monarchy (King Charles I) during English Civil War in the 1640s rubble: walling of rough, undressed stones; fill stone sacristy: room used to store sacred vessels and vestments salient: part of a fortification that points or angles outward
Sally port: small door or gate, usually some distance from main entrance of castle or ward, which allow'ed defenders to discreetly enter and exit castle without detection; related to “sally forth”
Sapper: miner
Sedile: priest’s seat in chapel
Seigneurial: of or related to a feudal lord
Seneschal: individual in charge of a lord’s feudal estate
Serf: a member of the lowest feudal class who is bound to the soil and subject to the lord
Shell keep: a stone ring wall encircling the top of a motte which held domestic chambers, the hall, and other facilities
Shire: an administrative subdivision similar to a count)'
Shire hall: building used to conduct the administrative business of the shire
Shutter: movable device for closing the crenel or other wall openings
Siege: attacking a castle in order to cause surrender
Siege engine: a machine for firing missiles at castle or for scaling walls; includes tre-buchet, mangonel, ballista, and belfry
Siege-work: an earthwork raised for the protection of a force besieging a castle
Slighting: the process of rendering a castle useless to prevent its future use; dismantling a fortification accomplished by breaching walls, undermining walls, and, later, by blowing them up w'ith gun powder; a policy enforced by Oliver Cromwell to ensure all castles were unable to oppose his authority after the English Civil War
Solar: the lord’s private living quarters, usually adjacent to great hall; a withdrawing chamber
Splay: an aperture that widens as it progresses inwards, normallv associated with windows steward: individual who took care of the estate and supervised the castle’s household and events in the great hall; the “seneschal”
String course; horizontal projecting molding or band of masonry running along the face of a wall
Stronghouse: a horizontally oriented Irish tower house, that often had five stories, but was wider than it was tall; dates to the sixteenth and seventeenth centuries
Tower house: a significantly fortified residence built to thwart brief assaults rather than prolonged sieges; architecturalh similar to a rectangular keep
Trebuchet; stone-throwing siege engine worked v'ith counterweights
Triforium: a gallery forming the upper story in the aisle of a church
Turning bridge: early form of draw bridge, operating on seesaw principle
Turret: a small tower, often an add-on to a larger tower
Twin-towered: describing a gatehouse with matching drum towers flanking either side of the gate passage
Undercroft; plain chamber underneath a medieval house or castle, most often used as storage and barrel-vaulted
Underinining: digging a tunnel at the base of a curtain wall or tower, which is then propped up with timber beams and set alight to bring down the foundations overhead
Univallate; having a single rampart
Vassal; a feudal tenant
Vaidt: an arched ceiling, usually of stone
Wall-walk: interior walkway along a wall top, protected by a parapet ward: courtyard or bailcv enclosed within castle walls wicket: small gate or doorway, part of the portcullis
Windlass: mechanical dewicc used to raise and lower the drawbridge or portcullis
Yett: gate made of intersecting iron bars penetrating each other vertically and horizontally; Scottish variation of portcullis