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accelerator

/æk.ˈsɛl.ə.ˌɹeɪ.tɚ/
noun
  1. One who, or that which, accelerates.

  2. A device for causing acceleration.

  3. A substance which speeds up chemical reactions.

Synonymsatom smasher, gas, gas pedal, go pedal, particle accelerator, throttle

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accelerator — meaning, definition & examples | WordNote | WordNote