window

/ˈwɪndəʊ/noun

An opening in a building or vehicle, usually fitted with glass panes, that lets in light and air.

Example sentence

“She opened the window to let some fresh air into the kitchen.”

Also a limited period: 'a window of opportunity', 'a two-hour delivery window'. Computer windows extend the metaphor of looking through.

Related words

gardenA piece of ground outdoors where flowers, vegetables, or other plants are grown.floorThe flat bottom surface inside a building or room, on which people walk.garageA building or part of a building where cars, tools, and other items are kept.ceilingThe surface that closes off the top of a room, above your head.closetA small storage room in a home, used for keeping clothes, food, or supplies.carpetA thick woven material that covers an entire floor.