a small device to protect a computer, telephone, television set, or the like from damage by high-voltage electrical surges.
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Also called surge suppressor.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Scientific definitions for surge protector
A device, typically portable and containing its own electrical outlets, used to provide regulated electric power for other electric devices. Surge protectors get their power from standard household or industrial electrical sources and contain circuitry that prevents damaging or disruptive spikes or surges in the source voltage from reaching the devices plugged into them.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.