Buildingan opening in the wall of a building, the side of a vehicle, etc., for the admission of air or light, or both, commonly fitted with a frame in which are set movable sashes containing panes of glass.
Building, Architecturesuch an opening with the frame, sashes, and panes of glass, or any other device, by which it is closed.
Buildingthe frame, sashes, and panes of glass, or the like, intended to fit such an opening:Finally the builders put in the windows.
Buildinga windowpane.
anything likened to a window in appearance or function, as a transparent section in an envelope, displaying the address.
a period of time regarded as highly favorable for initiating or completing something:Investors have a window of perhaps six months before interest rates rise.
Militarychaff1 (def. 5).
Geologyfenster.
Drugs[Pharm.]the drug dosage range that results in a therapeutic effect, a lower dose being insufficient and a higher dose being toxic.
Aerospace
See launch window.
a specific area at the outer limits of the earth's atmosphere through which a spacecraft must reenter to arrive safely at its planned destination.
Computinga section of a display screen that can be created for viewing information from another part of a file or from another file:The split screen feature enables a user to create two or more windows.
v.t.
Buildingto furnish with a window or windows.
[Obs.]to display or put in a window.
Old Norse vindauga, equivalent. to vindrwind1 + augaeye
a light framework, made of timber, metal, or plastic, that contains glass or glazed opening frames and is placed in a wall or roof to let in light or air or to see through
Related adjective(s): fenestral
an opening in the wall or roof of a building that is provided to let in light or air or to see through
a region of the spectrum in which a medium transmits electromagnetic radiation
an area of a VDU display that may be manipulated separately from the rest of the display area; typically different files can be displayed simultaneously in different overlapping windows
(modifier)of or relating to a window or windows: a window ledge
out of the window ⇒ dispensed with; disregarded
(transitive)to furnish with or as if with windows
Etymology: 13th Century: from Old Norse vindauga, from vindrwind1 + augaeye1
'window frame' also found in these entries (note: many are not synonyms or translations):