accelerator
definition: a valve that regulates the supply of fuel to the engine
example:
speech part: noun
synonyms:
throttle
throttle valve
definition: a scientific instrument that increases the kinetic energy of charged particles
example:
speech part: noun
synonyms:
particle accelerator
atom smasher
definition: a pedal that controls the throttle valve
example:
speech part: noun
synonyms:
gun
definition: (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
example:
speech part: noun
synonyms:
catalyst