noun |
adj |
verb |
adv |
(noun) throttle, throttle valve
a valve that regulates the supply of fuel to the engine
(noun) atom smasher, particle accelerator
a scientific instrument that increases the kinetic energy of charged particles
(noun) accelerator pedal, throttle, gas, gas pedal, gun
a pedal that controls the throttle valve
he stepped on the gas
(noun) catalyst
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected