Accelerator

[n] a valve that regulates the supply of fuel to the engine
[n] a scientific instrument that increases the kinetic energy of charged particles
[n] a pedal that controls the throttle valve; "he stepped on the gas"
[n] (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected

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Synonyms

accelerator pedal, atom smasher, catalyst, gas, gas pedal, gun, particle accelerator, throttle, throttle valve

Antonyms

anticatalyst

Related Terms

alternator, ammeter, atom smasher, atomic accelerator, atomic cannon, bearings, bonnet, boot, brake, bucket seat, bumper, camshaft, carburetor, chassis, choke, clutch, connecting rod, convertible top, cowl, crank, crankcase, crankshaft, cutout, cylinder,