Post and lintel- method of spanning space that employs two or more vertical posts supporting a horizontal line.



Corbel- architectural feature created when succeeding layers of a material are cantilevered slightly over those below.

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Arch- method of spanning space that uses wedge-shaped pieces that are smaller than the opening.

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Cantilever- proportion of a structure that projects beyond the support beneath it.​
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Truss- triangle shaped device used to span space. Very stable if at least one corner is attached.

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Voussoir- Wedge shaped unit used to form an arch by placing narrow end toward the center

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Keystone- wedge shaped unit at apex of an arch


Extrados- outer curve of an arch

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​Intrados- inner curve​​
 

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Spring point- point at which arch begins to curve​


Spring line- imaginary line between two spring points​


Base- enlarged cushion on which a column shaft sits.​


Shaft- vertical post between base and capital​


Rustication- blocks cut of four faces to fit together easily, stone work, ruff or natural look​



Interior design- design of interiors that enhances the quality of apace and improves function or aesthetics.​


Ornamentation- deliberate treatment of a surface or object to provide decoration of interest.​


Relief carving- type of carving which background is removed so the finish design is raised above it​

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Low relief- design is cut from top only. (same as bas-relief)​


High relief- relief carving which design is undercut to release the back from the background(same as alto-relief)​


Molding- relief carving which sharp edges are rounded or a pattern design cut into a long surface by removing material.​


Spiral- begins with sharp curve and winds outward away from central point in an ever-lessing curve.​


Stylized- pattern inspired by nature but simplified so only impression of real object is given.