Dictionary Results for accelerator

1. accelerator - noun

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

Synonym(s): accelerator_pedal, gas_pedal, gas, throttle, gun

Hypernym(s): pedal, treadle, foot_pedal, foot_lever

2. accelerator - noun

· a valve that regulates the supply of fuel to the engine

Synonym(s): throttle, throttle_valve

Hypernym(s): valve

3. accelerator - noun

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

Synonym(s): catalyst

Hypernym(s): activator

4. accelerator - noun

· a scientific instrument that increases the kinetic energy of charged particles

Synonym(s): particle_accelerator, atom_smasher

Hypernym(s): scientific_instrument

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