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evoked potential

American

noun

an electrical response of a nerve cell or group of nerve cells to externally induced stimulation, especially to determine whether or not an area of the brain receives sensory information from a particular stimulus.

Etymology

Origin of evoked potential

First recorded in 1965–70

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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.