accelerator pedal ac·ce·le·ratorpedal uncommon noun 1. a pedal that controls the throttle valve “he stepped on the gas” Synonymsacceleratoraccelerator pedalgas pedalgasthrottlegun Related words Word family throttleaccelerate Broader terms pedal Parts carairplane WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
