Window (computing), a display rectangle used by a graphical user interface (GUI)

The X Window System, an underlying protocol for creating GUI windows

A window in computer networking, a data transmission period

"Window", a song by Fiona Apple from her album Extraordinary Machine

A window is an opening in an otherwise solid, opaque surface, through which light can pass. Window may also refer to:

Window function, in signal processing, a function that is zero-valued outside of some chosen interval

Window (film), a 2005 film starring Louis Gossett, Jr.

Window (radar countermeasure), a radar countermeasure

Atmospheric window, those parts of the electromagnetic spectrum that are not absorbed by the earth's atmosphere

Video window, the delay between a movie's theatrical and DVD release

Launch window, in aerospace, a time period in which a particular rocket must be launched

Optical window, that portion of the electromagnetic spectrum that passes through the atmosphere to the ground

Window Snyder, Mozilla Corporation security expert

Window (album), an album released by The Microphones in 2000

Window period, in medicine, the time between first infection and when a test can detect that infection

Radio window, the range of electromagnetic radiation frequencies that the earth's atmosphere lets through

Astronomical window, an astronomical term

Window, radar countermeasure, during World War II, the dropping of aluminium foil by aircraft to deceive radar installations

Window or "fenster" in geology, a hole in a thrust sheet through which the underlying rocks crop out

Oval window and round window, two membranes between middle and inner ear