window Definition

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.

Using window: Examples

Take a moment to familiarize yourself with how "window" can be used in various situations through the following examples!

  • Example

    She opened the window to let in some fresh air.

  • Example

    The cat was sitting on the windowsill.

  • Example

    He looked out the window and saw the beautiful view.

  • Example

    The car's rear window was broken.

window Synonyms and Antonyms

Antonyms for window

Idioms Using window

  • to waste money on something unnecessary or frivolous


    Buying a new car every year is like throwing money out the window.

  • no longer important or relevant


    All of our plans went out the window when it started raining.

  • clean the windows

    to improve one's perspective or understanding of a situation


    After talking to her, I realized I needed to clean the windows and see things from her point of view.

Phrases with window

  • a window that protrudes from the wall of a building and creates an alcove inside


    She likes to sit in the bay window and read her book.

  • a large window designed to provide an unobstructed view of the outside


    The living room has a picture window that overlooks the garden.

  • a favorable time or opportunity for doing something


    This is our window of opportunity to launch the new product.

Origins of window

from Old Norse 'vindauga', meaning 'wind eye'


Summary: window in Brief

A 'window' [ˈwɪndəʊ] is an opening in a wall or roof of a building or vehicle, fitted with glass or other transparent material in a frame. It allows light and air to enter and enables people to see outside. Examples include 'She opened the window to let in some fresh air.' Phrases like 'bay window' and 'window of opportunity' are also common.

How do native speakers use this expression?