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A software program that displays constantly changing images or dims the brightness of a display screen to protect the screen from having an image etched onto its surface.
Computers. a program that displays a constantly shifting pattern on a display screen, used to prevent damage to the screen through continuous display of the same image.
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|Noun||1.||screen saver - (computer science) a moving design that appears on a computer screen when there has been no input for a specified period of time; "screen savers prevent the damage that occurs when the same areas of light and dark are displayed too long"|