screen saver

noun

: a computer program that shows a moving image or set of images on a computer screen when the computer is on but is not being used

Full Definition of SCREEN SAVER

: a computer program that usually displays various images on the screen of a computer that is on but not in use

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1982

SCREEN SAVER Defined for Kids

noun

: a computer program that usually displays images on the screen of a computer that is on but not in use so as to prevent damage to the screen

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