window in WordNet English dictionary

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
   window 
   
2. a transparent opening in a vehicle that allow vision out of the sides or back; usually is capable of being opened
   window 
   
3. a transparent panel (as of an envelope) inserted in an otherwise opaque material
   window 
   
4. (computer science) a rectangular part of a computer screen that contains a display different from the rest of the screen
   window 
   
5. a pane of glass in a window
   "the ball shattered the window"
   windowpane  window 
   
6. an opening in a wall or screen that admits light and air and through which customers can be served
   "he stuck his head in the window"
   window 
   
7. an opening that resembles a window in appearance or function
   "he could see them through a window in the trees"
   window 
   
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"
   window