window window /ˈwɪndoʊ/

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  ( window )
   a framework of wood or metal that contains a glass windowpane and is built into a wall or roof to admit light or air
    The window in the kitchen let in lots of natural light
   The window in the kitchen let in lots of natural light
   
   
2. () A transparent opening in a vehicle that allow vision out of the sides or back; usually is capable of being opened  ( window )
   a transparent opening in a vehicle that allow vision out of the sides or back; usually is capable of being opened
    I love to look out the window and enjoy the views during a flight
   I love to look out the window and enjoy the views during a flight
   
3. () A transparent panel (as of an envelope) inserted in an otherwise opaque material  ( window )
   a transparent panel (as of an envelope) inserted in an otherwise opaque material
    The invitation had a beautiful floral design on the front, and a small window on the envelope allowed us to see the names of the recipients printed on the invitation card inside
   The invitation had a beautiful floral design on the front, and a small window on the envelope allowed us to see the names of the recipients printed on the invitation card inside
   
4. () An opening that resembles a window in appearance or function  ( window )
   an opening that resembles a window in appearance or function
    He could see them through a window in the trees
   he could see them through a window in the trees
   
5. (computing) a rectangular part of a computer screen that contains a display different from the rest of the screen  ( window )
   (computing) a rectangular part of a computer screen that contains a display different from the rest of the screen
    I like to have multiple windows open at the same time so that I can multitask
   I like to have multiple windows open at the same time so that I can multitask
   
   
6. An opening in a wall or screen that admits light and air and through which customers can be served  ( window )
   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
   he stuck his head in the window
   
7. A pane of glass in a window  ( window , windowpane )
   a pane of glass in a window
    The ball shattered the window
   the ball shattered the window
   
   
8. The time period that is considered best for starting or finishing something  ( window )
   the time period that is considered best for starting or finishing something
    The expanded window will give us time to catch the thieves
   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
   they had a window of less than an hour when an attack would have succeeded