What is the meaning of Window?

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.

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

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

Something that allows one to see through or into something

A restricted range.

A rectangular area on a computer terminal or screen containing some kind of user interface, displaying the output of and allowing input for one of a number of simultaneously running computer processes.

A figure formed of lines crossing each other.

The time between first infection and detectability.

Synonym of chaff (strips of material intended to confuse radar)

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

To furnish with windows.

To place at or in a window.

To apply a window function to (a signal).

Source: wiktionary.org