Synonyms for accelerator

Noun

1. accelerator, accelerator pedal, gas pedal, gas, throttle, gun, pedal, treadle, foot pedal, foot lever

usage: a pedal that controls the throttle valve; "he stepped on the gas"

2. accelerator, throttle, throttle valve, valve

usage: a valve that regulates the supply of fuel to the engine

3. catalyst, accelerator, activator

usage: (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected

4. accelerator, particle accelerator, atom smasher, scientific instrument

usage: a scientific instrument that increases the kinetic energy of charged particles