/ Thesaurus / A Synonyms of action potential Find synonyms for: Noun1. action potential, nerve impulse, nervous impulse, neural impulse, impulseusage: the local voltage change across the cell wall as a nerve impulse is transmittedWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language