Window
WordNet
noun
(1) A framework of wood or metal that contains a glass windowpane and is built into a wall or roof to admit light or air
(2) A transparent opening in a vehicle that allow vision out of the sides or back; usually is capable of being opened
(3) A transparent panel (as of an envelope) inserted in an otherwise opaque material
(4) (computer science) a rectangular part of a computer screen that contains a display different from the rest of the screen
(5) An opening in the wall of a building (usually to admit light and air)
"He stuck his head in the window"
(6) A pane of glass in a window
"The ball shattered the window"
(7) An opening that resembles a window in appearance or function
"He could see them through a window in the trees"
(8) The time period that is considered best for starting or finishing something
"The expanded window will give us time to catch the thieves"
"They had a window of less than an hour when an attack would have succeeded"
WiktionaryText
Etymology
From , combined from of and . The “windows” in these times were just unglazed holes (eyes) in the wall or roof that permitted wind to pass through.
Noun
- An opening, usually covered by one or more panes of clear glass, to allow light and air from outside to enter a building or vehicle.
- An opening, usually covered by glass, in a shop which allows people to view the shop and its products from outside.
- A period of time when something is available.
- launch window; window of opportunity
- A rectangular area on a computer terminal or screen containing some kind of user interface, displaying the output of and allowing input for one of a number of simultaneously running computer processes.