ACCELERATOR • DICCIONARIO INGLES.COM • Definition of Accelerator

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/æksˈɛlərˌeɪtər/ Listen

Accelerator

noun

A pedal that controls the throttle valve. Synonyms: accelerator pedal, gas, gas pedal, gun, throttle.

A valve that regulates the supply of fuel to the engine. Synonyms: throttle, throttle valve.

(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected. Synonym: catalyst.

A scientific instrument that increases the kinetic energy of charged particles. Synonyms: atom smasher, particle accelerator.

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Etymology of 'Accelerator'

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"Accelerator" Quotes from Famous Books

... him, though he wouldn't mean to," thought Tom. "He seemed to have his mind filled with some new idea. I wonder if it is anything like mine? No, it couldn't be. Well, I'll soon find out," and, putting his foot on the accelerator, Tom sent the machine along at a pace that soon brought him ...

— Tom Swift and his Air Scout - or, Uncle Sam's Mastery of the Sky • Victor Appleton

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