Search Terms & Definitions

Browse Alphabetically

To find a material or term, type name here:


Number of Materials Displayed: 1740

Page 1 of 70Spacer  1    2    Next
All Terms and Definitions:
  • Name:
    A/C Condenser
    Description:
    The outside fan unit of the Air Conditioning system. It removes the heat from the freon gas and "turns" the gas back into a liquid and pumps the liquid back to the c
  • Name:
    A/C Disconnect
    Description:
    The main electrical ON-OFF switch.
  • Name:
    AAMA
    Description:
    American Architectural Manufacturers Association. A national trade association that establishes voluntary standards for the window, door, storefront, curtain wall, a
  • Name:
    Abacus
    Description:
    The slab at the top of a capital between the capital and the architectural member above.
  • Name:
    Absorptance
    Description:
    The ratio of radiant energy absorbed to total incident radiant energy in a glazing system.
  • Name:
    Acanthus
    Description:
    A plant found on the shores of the Mediterranean and particularly admired by the Greeks and Romans for the elegance of its leaves. Found on many classical designs s
  • Name:
    Acroteria
    Description:
    Plinths for statues or ornaments placed at the apex and ends of a pediment: also, more loosely, both the plints and what stands on them.
  • Name:
    Acroterion
    Description:
    An ornamental projection at the corner or peak of a roof; or the base that supports the ornament.
  • Name:
    Acrylic
    Description:
    A thermoplastic with good weather resistance, shatter resistance, and optical clarity, used for glazing.
  • Name:
    Aedicule
    Description:
    Small structure intended to house a sacred image or statue. It may also be a niche set into the external wall of a building.
  • Name:
    Aerator
    Description:
    The round screened screw-on tip of a sink spout. It mixes water and air for a smooth flow.
  • Name:
    Aerogel
    Description:
    A microporous, transparent silicate foam used as a glazing cavity fill material, offering possible U-values below 0.10 BTU/(h-sq ft-F) or 0.56 W/(sq m-C).
  • Name:
    Aerugo
    Description:
    A sheen or patina either naturally occurring or simulated, which gives the appearance of age.
  • Name:
    Aggregate
    Description:
    A mixture of sand and stone and a major component of concrete.
  • Name:
    Air infiltration
    Description:
    The amount of air leaking in and out of a building through cracks in walls, windows and doors.
  • Name:
    Air space
    Description:
    The area between insulation facing and interior of exterior wall coverings. Normally a 1" air gap.
  • Name:
    Air-leakage (air infiltration)
    Description:
    The amount of air leaking in and out of a building through cracks in walls, windows, and doors.
  • Name:
    Air-leakage rating
    Description:
    A measure of the rate of air-leakage around a window, door, or skylight in the presence of a specific pressure difference. It is expressed in units of cubic feet per
  • Name:
    Aisle
    Description:
    Subsidiary space alongside the body of a building, separated from it by columns, piers, or posts.
  • Name:
    Alatorium
    Description:
    The Latin term for the wall walk behind the battlements of a fortification, which enables the defenders to protect their position from the tops of the walls. Also kn
  • Name:
    Albarrana
    Description:
    A bridge connecting separate towers of Andalusian fortifications (Spanish). A tower connected to the curtain wall by a bridge.
  • Name:
    Allowance(s)
    Description:
    A sum of money set aside in the construction contract for items which have not been selected and specified in the construction contract. For example, selection of ti
  • Name:
    Allure
    Description:
    Walkway along the top of a wall.
  • Name:
    Altar
    Description:
    The focal point of a place of worship, raised platform or table where ceremonies are performed.
  • Name:
    Alternation of Support
    Description:
    A system of supports for an arcade or colonnade in which there are two different types of support. The alternation may be quite obvious between one pier (strong supp

Back to Top