English dictionary

accelerator

noun

Pronunciation

æk.ˈsɛl.ə.ˌɹeɪ.tɚ

Audio pronunciation

Parts of speech

Definitions

noun

  1. a valve that regulates the supply of fuel to the engine

noun

  1. a scientific instrument that increases the kinetic energy of charged particles

noun

  1. a pedal that controls the throttle valve

noun

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

Example sentences

he stepped on the gas

Synonyms

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