1. Architectural Studies
Tyler Wells, 2011
A-B

2. Architectural Studies A-B
Accordion Door
A multi-leafed door that is hung from an overhead track and opens by folding back in the manner of an accordion.
Architectural Studies A-B

3. Architectural Studies A-B
Aggregate
Any of various hard, inert, mineral materials, as sand and gravel, added to a cement paste to make concrete or mortar.
Architectural Studies A-B

4. Architectural Studies A-B
Amphitheater
An oval or round building with tiers of seats around a central arena, as those used in ancient Rome for gladitorial contests and spectacles.
Architectural Studies A-B

5. Architectural Studies A-B
Annular Vault
A barrel vault having a circular plan in the shape of a ring.
Architectural Studies A-B

6. Architectural Studies A-B
Apse/Apsis
A semicircular or polygonal projection of a building, usually vaulted and used especially at the sanctuary or east end of a church.
Architectural Studies A-B

7. Architectural Studies A-B
Aqueduct
A structure, in the form of a channel or bridge, used by the Romans to transport water.
Architectural Studies A-B

8. Architectural Studies A-B
Arabesque
A complex and ornate design that employs flowers, foliage, and sometimes animal and geometric figures to produce an intricate pattern of interlaced lines.
Architectural Studies A-B

9. Architectural Studies A-B
Architrave
The lowermost division of a classical entablature, resting directly on the column capitals and supporting the frieze.
Architectural Studies A-B

10. Architectural Studies A-B
Arcuated
Curved or arched like a bow: a term describing the arched or vaulted structure of a Romanesque/Gothic church.
Architectural Studies A-B

11. Architectural Studies A-B
Atrium
A skylit, central court in a building; the forecourt of an early Christian church, flanked or supported by porticoes; the main or central inner hall.
Architectural Studies A-B

12. Architectural Studies A-B
Awning window
A window having one or more sashes swinging outward on hinges generally attached to the top of the frame.
Architectural Studies A-B

13. Architectural Studies A-B
Balcony
An elevated platform projecting from the wall of a building and enclosed by a railing or parapet. Also, gallery projecting over a theatre’s main floor.
Architectural Studies A-B

14. Architectural Studies A-B
Balustrade
A railing with supporting balusters (banisters), as on a staircase.
Architectural Studies A-B

15. Architectural Studies A-B
Barrel vault
A vault having a semicircular cross section; tunnel vault.
Architectural Studies A-B

16. Architectural Studies A-B
Basilica
An early Christian church, characterized by a long, rectangular plan, a high colonnaded nave lit by a clerestory. Covered by a timbered gable roof. Has side aisles and semicircular apses.
Architectural Studies A-B

17. Architectural Studies A-B
Bas-relief
Sculptural relief that projects very slightly from the background.
Architectural Studies A-B

18. Architectural Studies A-B
Bearing wall
A wall capable of supporting an imposed load, as from a floor or roof of a building. Also called a load-bearing wall.
Architectural Studies A-B

19. Architectural Studies A-B
Bi-fold door
A folding door that divides into two parts, the inner leaf of each part being hung from an overhead track and the outer leaf pivoted at the jamb.
Architectural Studies A-B

20. Architectural Studies A-B
Bisque
Earthenware or porcelain that has been fired once but not glazed. Also called biscuit.
Architectural Studies A-B

21. Architectural Studies A-B
Board and batten
Siding consisting of wide boards or plywood sheets set vertically with butt joints covered by battens.
Architectural Studies A-B

22. Architectural Studies A-B
Bower
A lady’s private chamber in a medieval castle.
Architectural Studies A-B

23. Architectural Studies A-B
Broken pediment
A pediment having its raking cornices interrupted at the crown or apex, the gap often being filled with an urn, etc.
Architectural Studies A-B

24. Broom-finished concrete
A striated finish obtained by stroking a broom or stiff brush over a freshly troweled concrete surface.
Architectural Studies A-B

25. Architectural Studies A-B
Bush-hammered finish
A coarse-textured finish obtained by fracturing a concrete or stone surface with a power-driven hammer.
Architectural Studies A-B

26. Architectural Studies A-B
Butterfly roof
A roof having two slopes, each descending inward from the eaves.
Architectural Studies A-B

27. Architectural Studies A-B
Buttress
An external support built to stabilize a structure by opposing its outward thrusts. A projecting support built into or against the outside of a masonry wall.
Architectural Studies A-B