window

noun

An opening, usually covered by one or more panes of clear glass, to allow light and air from outside to enter a building or vehicle.

An opening, usually covered by glass, in a shop which allows people to view the shop and its products from outside; a shop window.

(architecture) The shutter, casement, sash with its fittings, or other framework, which closes a window opening.

(figurative) A period of time when something is available or possible; a limited opportunity.

(figurative) Something that allows one to see through or into something

A restricted range.

(graphical user interface) A rectangular area on a computer terminal or screen containing some kind of user interface, displaying output and allowing input, often for a single task in a multitasking system.

A figure formed of lines crossing each other.

(medicine) The time between first infection and detectability.

(signal processing) A function multiplied with a signal to reduce spectral leakage when performing a Fourier transform.

(military, historical, uncountable) Synonym of chaff (“strips of material intended to confuse radar”)

verb

(transitive) To furnish with windows.

(transitive) To place at or in a window.

(transitive, signal processing) To apply a window function to (a signal).

Roots

vindrwind- · Old Norse · wind auga-ow · Old Norse · eye

Synonyms for window

windowpanen casementn fanlightn skylightn portholen transomn orieln

Synonyms & related words for window

Find synonyms, related words, and the definition of window — including windowpane, casement, fanlight, skylight, porthole, transom. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to window

Explore words related to window — words associated with it, words that go with it, and its nearest matches in meaning. Related words include panes, windowlight, biforate, paned, windowless, glaziery, shutters, door. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for window

Common synonyms for window include windowpane, casement, fanlight, skylight, porthole, transom, oriel — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does window come from?

The word window breaks down into 2 roots of Old Norse origin: wind-, from Old Norse vindr (“wind”); and -ow, from Old Norse auga (“eye”). Explore each root to see other English words built from the same source.