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Doorways might have a stone or wooden lintel, but were often arched, and in finer houses had mouldings, decorative carvings and perhaps colonnettes and carved capitals around the doors. A common form of doorway in Italy had shaped corbels projecting inward to support a stone transom, above which rose an open arch.
The arches used in Romanesque architecture are nearly always semicircular, for openings such as doors and windows, for vaults and for arcades. Wide doorways are usually surmounted by a semi-circular arch, except where a door with a lintel is set into a large arched recess and surmounted by a semi-circular "lunette" with decorative carving. [26]
Construction of a four-centred arch. A four-centred arch (Commonwealth spelling) or four-centered arch (American spelling) is a low, wide type of arch with a pointed apex.Its structure is achieved by drafting two arcs which rise steeply from each springing point on a small radius, and then turning into two arches with a wide radius and much lower springing point.
Pointed arches form the rib vaults of Worcester Cathedral (1084–1504) A pointed arch, ogival arch, or Gothic arch is an arch with a pointed crown meet at an angle at the top of the arch. [1] Also known as a two-centred arch, its form is derived from the intersection of two circles. [2]
The word "architrave" has come to be used to refer more generally to a style of mouldings (or other elements) framing a door, window or other rectangular opening, where the horizontal "head" casing extends across the tops of the vertical side casings where the elements join (forming a butt joint, as opposed to a miter joint). [3]
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A-frame building; A-un; Abacus; Ab anbar; Abat-son; Abbasid architecture; Ablaq; Acanthus; Accolade; Achaemenid architecture; Acropolis; Acroterion; Adam style ...
The late Romanesque tympanum of Vézelay Abbey, Burgundy, France, 1130s. A tympanum (pl.: tympana; from Greek and Latin words meaning "drum") is the semi-circular or triangular decorative wall surface over an entrance, door or window, which is bounded by a lintel and an arch. [1]