Illustrated Architecture Dictionary - INDEX

Windows

Parts of a window

Types of glass

Types of windows

Window Treatments


Apron/skirt: A flat piece of trim immediately below the stool of a window

Art glass:
A type of colored glass used in windrows in America during the late 19th and early 20th centuries; characterized by combinations of hues and special effects in transparencies and opaqueness. Example from the Barton House

Band/ribbon:
One of a horizontal series of three windows or more, separated only by mullions, that form a horizontal band across the facade of a building Most commonly found in buildings erected after 1900.

Came: A slender rod of cast lead, with or without grooves, used in casements and stained-glass windows, to hold together the panes or pieces of glass

Casing:
The exposed trim molding, framing, or lining around a door or window; may be either flat or molded.

Chicago:
A wide fixed pane with narrow movable sash windows flanking it. Example from Marshall Field and Company Store, Chicago, IL

Double-hung:
A window having two vertically sliding sashes, each designed to close a different half of the window.

Double window:
two windows, side by side, which a single architectural unit

Elliptical:
See Fanlight

Frame:
An open structure or rim for encasing, holding or bordering

French:
A casement window extending down to the floor; also called a French door

Grille:
An ornamental arrangement of bars to form a screen or partition, usually of metal, wood, stone, or concrete, to cover, conceal, decorate, or protect an opening

Lunette:
A crescent or semicircular window or wall panel framed by an arch or vault

Pane: One of the divisions of a window or door, consisting of a single unit of glass set in a frame

Rail:
A bar extending horizontally between supports

Ribbon - See
"Band" above

Sash: Any framework of a window; may be movable or fixed; may slide in a vertical plane (as in a double-hung window) or may be pivoted (as in a casement window)

Sill:
The horizontal bottom member of a window frame

Skylight
Example from Ellicott Square Building - Courtyard

Splayed:
A window whose frame is set at an angle with respect to the face of the wall

Stained-glass window: A window whose glass is colored. Example from Karpeles Manuscript Museum

Stile:
One of the upright structural members of a window frame, at the outer edge

Surround:
An encircling border or decorative frame Example from Charles W. Goodyear House

Treble sash
: A window having three vertically sliding sashes, one above the other; each of which closes a different part of the window; occasionally found in America in the late 18th and early 19th centuries in large houses having very high ceilings. Compare with three-part window

Triangular: Window shaped like a triangle

Tripart / triple / three-part window
: A window having a wide rectangular sash at its center and a narrower sash on each side; all three sashes are of the same height and are in the same plane; essentially a Palladian window with the rounded head of the center sash lopped off at the top Found in many Greek Revival style homes, this type of window was introduced in America in about 1785. Compare with treble sash and Chicago window

Twin lancet window under pointed arch, crowned by a quatrefoil: lancet window ... quatrefoil


Photos and their arrangement © 2002 Chuck LaChiusa
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