Wallpaper vs. Screensaver

Wallpapernoun

(uncountable) Decorative paper-like material used to cover the inner walls of buildings.

Wallpapernoun

(countable) A roll of such paper.

Wallpapernoun

(countable) A style or design of such material.

Wallpapernoun

Anything that serves as a background or part of the surroundings.

Wallpapernoun

An image or tiled pattern used as the background of a computer desktop.

Wallpapernoun

Generic footage of a building or location that may be used in the background of a related news report.

Wallpapernoun

Gaudy mass-produced stamps, typically of little or no value and only produced for sale to collectors.

Wallpapernoun

A radio operator's collection of awards and QSL cards.

Wallpaperverb

(transitive) To cover (a wall, a room, etc) with wallpaper.

Wallpapernoun

a decorative paper for the walls of rooms

Wallpaperverb

cover with wallpaper

Wallpaper

Wallpaper is a material used in interior decoration to decorate the interior walls of domestic and public buildings. It is usually sold in rolls and is applied onto a wall using wallpaper paste.

Screensavernoun

(software) A computer program that displays aesthetic patterns or images when the computer is not being used, originally intended to prevent screenburn.

Screensavernoun

(proscribed) The background picture of a computer, smartphone, or similar mobile device.

Screensaver

A screensaver (or screen saver) is a computer program that blanks the screen or fills it with moving images or patterns when the computer has been idle for a long time. The original purpose of screensavers was to prevent phosphor burn-in on CRT, plasma and OLED computer monitors (hence the name).