Window Flashcards
A manufactured assembly of a frame, sash, glazing, and necessary hardware, made to fit a window opening.
Window Unit
The fixed or movable framework of a window or door in which panes of glass are set.
Sash
A wood molding covering the gap between a doorframe or window frame and the masonry reveal into which the frame is set.
Brick molding, Staff bead
The fixed frame of a window, consisting of two jambs, a head, and a sill.
Window Frame
The ornamental detail of a building, esp the molded framework around door and window openings.
Dressing
An opening in the wall of a building for admitting light and air, usually fitted with a frame in which are set operable sashes containing panes of glass.
Window
One of the divisions of a window or door, consisting of a single unit of glass.
Pane
A pane of glass filling a window sash.
Window pane
A rabbeted member for holding the edges of window panes within a sash.
Muntin, Glazing bar, sash bar
A vertical member between the lights of a window.
Mullion
A medium for admitting light, as one compartment of a window or window sash.
Light, day
The flashing over a window opening or a projection in a masonry wall.
Head flashing
Any of various devices for shedding rainwater so as to keep it from running down a wall or falling onto the sill of an opening.
Drip
A projecting molding over an exterior door or window opening for catching and shedding rainwater.
Drip cap
A molding surrounding the trim at the top and sides of a door or window.
Backband
the horizontal member at the base of a window opening, esp the ledge formed by such a member.
Windowsill
The upper surface of a building member, such as a windowsill or coping, sloped to shed rainwater.
Wash, weathering
A groove cut or formed on the underside of a sill or other exterior horizontal member to prevent the capillary flow of rainwater to a wall.
Check throat
An additional sill fitted to a window frame to cause rainwater to drip farther away from a wall surface.
Subsill, sill drip molding
A sill cut to fit between the jambs of a window or door opening.
Slip sill
A sill extending beyond a window or door opening and built into the jambs.
Lug sill
That part of a jamb extending above the head of a door or window frame, or the horizontal extension of a windowsill beyond the jamb.
Horn
The interior sill of a window.
Stool
A flat piece of trim immediately beneath the stool of a window.
Apron, skirt
The area of interior wall, usually paneled, between a windowsill and the floor.
Back
A window having two vertically sliding sashes, each in separate grooves or tracks and closing a different part of the window.
Double-hung window
A vertically sliding window sash balanced by a counterweight or a pretensioned spring to each side so that it can be raised or lowered with relatively little effort.
Hung sash, balanced sash.
The rail of each sash in a double-hung window that meets at the rail of the other when the window is closed.
Meeting rail
A fastening on the meeting rail of one sash that swings across to the meeting rail of another sash and engages with a spur on it.
sash fast, sash fastener
A meeting rail, esp one closing against a corresponding rail with a diagonal or rabbetted overlap.
Check rail
A meeting rail equal in thickness to the other members of the frame.
Plain rail
A horizontal piece forming the top of a frame for a double-hung window.
Yoke
A strip of molding along the inside of window frame for holding a sliding sash, or against which a sash closes.
Stop, sash stop, window stop
A strip of molding along the inside of a window frame for holding a sliding sash.
Stop bead
A strip of molding used on each side of a frame of a double-hung window to keep the upper and lower sashes apart when raised or lowered.
Parting bead, parting strip
The rough casing of a box frame to which trim is secured.
Blind casing
A window frame having hollow jambs or mullions for sash weights.
Box frame
A stile in a window frame against which a window sash slides,
hanging stile, pulley stile
A cylindrical casing of iron or lead used as a counterweight to balance a vertically sliding window sash.
Sash weight
A rope (sash cord) or chain (sash chain) for connecting a vertically sliding window sash with a counterweight.
Sash line
A strip of steel or aluminum alloy used in place of a sash cord to connect a vertically sliding window sash with a counterweight.
Sash ribbon
A removable part of a hanging stile permitting access to insert a sash weight or to replace the sash line.
Pocket piece
A double-hung window constructed with a pocket in the head, into which one or both sashes can pass to increase the opening available for ventilation.
Box-head window
A window constructed with a pocket below the sill, into which a sash can slide to increase the opening available for ventilation.
Drop window
A window having two or more sashes, of which at least one slides along horizontal grooves or tracks.
Horizontally sliding window
A sash that opens by moving horizontally along grooves or tracks at the top and bottom of the window frame.
Sliding sash
A window having two sashes, of which only one is movable.
Single-hung window
A window having one or more sashes that move vertically and are held in various open positions by means of friction or a ratchet device instead of by sash balances or counterweights.
Vertically sliding window
A spring-loaded device used in place of sash weights to counterbalance a vertically sliding window sash.
Sash balance, spring balance
A hinge for an outward-swinging casement window, located to allow cleaning from the inside when the window is open.
Extension casement hinge
A bar for holding a casement in any of several open positions.
Casement stay
A gearless device for operating a casement and holding it in an open position.
Lever operator
A handle that locks a hinged sash in a closed position by wedging it against a keeper plate.
Cam Handle, locking handle
A crank-driven worm drive for opening and closing awning windows, casement windows, and jalosies.
Roto operator
A window or sash of a window that does not open for ventilation.
Fixed light, fixed sash
A window having a sash that may be opened for ventilation.
Operable window
A window with at least one casement, often used in combination with fixed lights.
Casement window
A window sash opening on hinges generally attached to the upright side of its frame.
Casement
A pair of casements with rabbeted meeting stiles, hung in a frame having no mullion.
Folding casement
The stile of a window frame from which a casement is hung.
Hanging stile
One of the abutting stiles in a pair of casements.
Meeting stile
A small sliding or hinged portion of a larger screen providing access for operating a window sash.
Wicket screen

A pair of casement windows extending to the floor and serving as a doorway, esp from a room to an outside porch or terrace.
French Window
A vertical bolt used on a French window or the like, consisiting of two rods moved by at a knob mechanism and extending into pockets in the head and sill of the opening to provide a secure fastening.
Cremorne bolt, cremone bolt

A railing or balustrade projecting slightly beyond the plane of a window and reaching to the floor, having the appearance of a balcony when the window is fully open.
Balconet, Balconette
A window having a sash taht rotates 90d or 180d about a vertical or horizontal axis at or near its center, used in air-conditioned multistory or high-rise buildings and operated only for cleaning, maintenance, or emergency ventilation.
Pivoted window
A window having horizontal glass or wood louvers that pivot simultaneously in a common frame, used primarily in mild climates to control ventilation and to cut off visibility from the outside.
Jalousie window
A blind or shutter having horizontal slats that can be adjusted to admit light and air but exlude sun and rain.
Jalousie
The angle below which something can be seen when viewed through a louver.
Shielding angle
A window having one or more sashes swining outward on hinges generally attched to the top of the frame.
Awning Window
A casement or awning window in which the inner end of the sash slides along a track on the sill or jamb as the sash swings outward.
Projected window.
A window having one or more sashes swinging inward on hinges generally attached on the bottom.
Hopper window, hospital window
A window light hinged on the bottom and swinging inward.
Hopper light, hospital light
One of the triangular draft barriers on each side of a hopper light.
Hopper
A large, usually fixed single-pane window, placed to frame an attractive exterior view.
Picture window
A nonbearing wall composed primarily of vertical and horizontal framing members containign a combination of fixed lights and operating sashes.
Window wall
A horizontal band of windows, separated only by mullions.
Ribbon window
A portion of an interior rising above adjacent rooftops and having windows admitting daylight to the interior.
Clerestory, Clearstory
A window opening in an interior partition allowing light to be transmitted from one space to another.
Borrowed light
A windowlike opening in a wall or partition through which things may be passed, as between a kitchen and a dining room.
Pass-through
A window or series of windows projecting outward from the main wall of a building and forming a bay or alcove in a room within, esp one having its own foundation.
Bay window
A seat built into the recess of a window between the jambs.
Window seat
A bay window having canted sides.
Cant bay window
A bay window having a rounded projection.
Bow window
A vertical window in a projection built out from a sloping roof.
Dormer window, luthern
A vertical window set below the line of a sloped roof.
Internal dormer
A dormer window in a roof or spire.
Lucarne

A comparatively small round or oval windows, as in a frieze or dormer.
Oxeye, oeil-de-boeuf

A projecting molding over the arch of a window or door, esp in interior work.
Hood mold, hood molding

A window or doorway in the form of a round-headed archway flanked on either side by narrower compartments, the side compartments being capped with entablatures on which the arch of the central compartment rests.
Palladian motif, Serlian motif, Venetian motif

A small construction designed in the form of a building, such as a niche or opening framed by columns or pilasters and crowned with a pediment to give imporatance to its contents.
Aedicule, aedicula, edicule

A window in or under a gable.
Gable window
A bay window supported from below by corbels or brackets.
Oriel
An oriel screened by latticework, through which the air may be draw freely while the interior is concealed from view, found along the streets of Cairo and other towns of the Levant.
Meshrebeeyeh, mashrebeeyeh, mashrebeeyah
A small window set low in the wall of a medieval church, permitting the interior to be seen from the outside.
Lychnoscope, lowside window

A rooflike cover of canvas or other material extending in front of a doorway or window, or over a deck, to provide protection from the sun or rain.
Awning
A frame holding a fine mesh of metal or fiberglass, placed in a window or doorway, or around a porch to admit air but exclude insects.
Screen
A supplementary sash placed outside an existing window as additional protection against severe weather.
Storm window, storm sash
A window equipped with interchangeable screen and glass sections for summer and winter use.
Combination window
A box designed to hold soil for growing plants at or on a windowsill.
Window box

Ornamental work of branchlike lines, esp the lacy openwork in the upper part of a Gothic window.
Tracery

Early Gothic tracery formed of pierced slabs of stone set on edge, the design being in the shape and disposition of the openings.
Plate tracery, perforated tracery
Gothic tracery characterized by a pattern of geometric shapes, such as circles and foils.
Geometric tracery
A daggerlike motif found esp in Gothic tracery, formed by elliptical and ogee curves.
Mouchette
Gothic tracery characterized by a pattern of irregular, boldly curved forms.
Curvilinear tracery, flowing tracery
Gothic tracery that succeeded plate tracery, consisting of molded stone mullions that divide into various branching elements that fill the window head.
Bar tracery
Gothic tracery consisting mainly of a netlike arrangement of repeated geometrical figures.
reticulated tracery, net tracery
A triangular light in a Gothic window, formed by the arch of the window, an arch of a lower tier of tracery, and a mullion of an upper tier of tracery.
Angel light
Predominantly vertical Gothic tracery having mullions rising to the curve of the arch, crossed at intervals by horizontal transoms.
Perpendicular tracery, Rectilinear tracery
Any of several arcs or rounded spaces divided by cusps and tangent to the interior of a larger arc, as of an arch of circle.
Foil
Ornamentation of an archway, window, or other opening with foils or representations of foliage.
Foliation
A pointed projection formed by two intersecting arcs, used esp to vary the outlines of intradoses or to form foils.
Cusp
Decoration with cusps.
Cuspidation
An arrangement of three foils divided by cusps and radiating from a common center.
Trefoil
An ornament composed of four foils, divided by cusps and radiating from a common center.
Quatrefoil
A design composed of five foils, divided by cusps and radiating from a common center.
Cinquefoil
Having more than five foils.
Multifoil