accelerator

Noun
  • A pedal that controls the throttle valve (synset 102673313)
  • A valve that regulates the supply of fuel to the engine (synset 102672816)
  • (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected (synset 114747789)
  • A scientific instrument that increases the kinetic energy of charged particles (synset 102673012)

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