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						Palmette, AnthemionAn artistic motif based on the fan-shaped leaves of a palm tree.
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						PanellingWood covering for vaults or ceilings.
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						ParlourSmall room in an abbey.
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						PedimentIn classical architecture, the low-pitched gable above the entablature, usually filled with sculpture.
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						PendentivesHorizontal triangular constructions at the top of a square or rectangular building that allow a dome to be set centrally above.
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						Pepperpot towerMasonry sentry box thus named because of its round shape and conical roof
 
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						PhylacteryBanderol shown on sculptures or frescoes for bearing text
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						PierAn upright support for a superstructure, such as an arch or bridge.
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						pilasterA projection of the foundation wall used to support a floor girder or stiffen the wall.
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						Pilaster stripsSlightly projecting strips or lesenes connected by small arches.
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						Pilaster stripsThe flat version of a column, consisting of a slim rectangle projecting from a wall; used also of plain piers or pilasters without classical orders which are more correctly termed pilaster strips.
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						Pointed equilateral arch
 
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						PorchRaised structure made of wood or stone in front of a church doorway
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						PortcullisA grating dropped vertically from grooves to block passage or gate in castle; of wood, metal or a combination of the two.
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						PosternSmall concealed door used for escaping or letting in reinforcements unbeknownst to besiegers
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						Pre-RomanEra preceding the Roman period and the style of said era (10th century)
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						PrioryMonastery dependant on an abbey and directed by a prior
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						Priory churchChurch in a priory