Accelerator - definition, pronunciation, transcription

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Amer.  |əkˈseləreɪtər|  American pronunciation of the word accelerator
Brit.  |əkˈseləreɪtə|  British pronunciation of the word accelerator

noun

- a pedal that controls the throttle valve (syn: gas, gun, throttle)
- a valve that regulates the supply of fuel to the engine (syn: throttle)
- (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected (syn: catalyst)
- a scientific instrument that increases the kinetic energy of charged particles

Extra examples

He eased his foot off the accelerator.

When you press a car's accelerator, it opens the throttle, and the car goes faster.

The tyres screamed as her foot jammed against the accelerator.

He jammed his foot on the accelerator and the car sped off.

She put her foot down on the accelerator pedal.

Word forms

noun
singular: accelerator
plural: accelerators
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