An opening in the wall or roof of a building or vehicle that is fitted with glass or other transparent material, in a frame, to admit light or air and allow people to see out.
She looked out the window to watch the rain fall.
A period of time during which a particular opportunity is available.
There is a small window of opportunity to apply for the grant.
A transparent panel on a computer screen through which a user can view and interact with a program or document.
He opened a new window to start working on the spreadsheet.
A display area in a shop front, used to showcase goods for sale.
The store's window was filled with the latest fashion trends.