Palisade: A wooden wall or fence

Pall: A rich cloth covering

Pantry: A store-room for bread

Parados: Low wall on the inner edge of a tower or above the eaves of a wall

Parapet: Low wall on the outer edge of a tower or above the eaves of a wall

Pediment: Low-pitched gable above a portico, doors, windows, etc.

Peel Tower: Small fortified tower usually rectangular

Pennon: A flag with tails hung on the lance to indicate a knight-bachelor.

Perpendicular: The last of the styles of Gothic architecture between 1350 and 1550. (More...)

Pier: Freestanding pillar of different shapes used to support the weight of walls above

Pilaster: A flat column partially built into a wall for ornamental purposes.

Pillar: A vertical member usually shaped round, square or polygonal used to support a load

Pinnacle: A small tower, usually tapered at the top

Plinth: Projecting masonry, often with decorative mouldings, and reserved for the clergy

Pointed: the architecture commonly known as Gothic characterised with the pointed arch.

Portcullis: A trellis-work gate that is lowered and raised in grooves in a passage

Postern: Small entrance of a tower or wall used the main gate is out of use. Can be used as means of escape when castle in under siege

Precinct: The close and buildings surrounding and including a Cathedral

Presbytery: The east end of the church containing the high alter

Priory: A monastic community of monks or nuns run by a prior or prioress and the buildings they occupy

Quatrefoil: Window tracery shaped like a four petalled flower

Quire: As Choir - The area of the church where the choristers and clergy sit

Quoins: Cut stones used at the corners of buildings

Rampart: A surrounding wall or raised earthwork

Ravelin: A triangular enclosure protecting an entrance to a fort

Refectory: Dining-hall

Reredorter: Toilets that empty into a stream

Reredos: Wall covering or screen behind the alter decorated with the twelve apostles

Respond: Half pillar at the end of an arcade built against a wall

Retro-Choir: The part of the church beyond the presbytery. East of the high alter. Not the Lady Chapel

Rib: Arched section that supports the vault

Ring-work: A roughly circular earthwork made from a ditch and bank

Romanesque: Architectural style of the Saxon period with round arches (More...)

Rood: The cross of Christ

Rood Screen: Stone or wooden screen division of the nave from the choir

Rose-Window: A circular window that is built of tracery in the form of a rose

Roundel: A round disc or panel. As in a stained glass window