screen background, desktop, background - (computer science) the area of the screen in graphical user interfaces against which icons and windows appear

cathode-ray tube, CRT - a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen

computer display, computer screen - a screen used to display the output of a computer to the user

display - an electronic device that represents information in visual form

foreground - (computer science) a window for an active application