The Alternative English Dictionary: accelerator

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Entry definition

accelerator etymology
  • First attested in 1611.
  • (motor vehicle) First attested in 1900.
  • accelerate + or
  • (US) /æk.ˈsɛl.ə.ˌɹeɪ.tɚ/, /æk.ˈsɛl.ə.ˌɹeɪt.ɚ/, /ɪk.ˈsɛl.ə.ˌɹeɪt.ɚ/
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noun: {{en-noun}}
  1. One who, or that which, accelerate.
  2. A device for causing acceleration.
  3. (chemistry) A substance which speeds up chemical reactions.
  4. (vehicle) An accelerator pedal.
  5. (photography) A chemical that reduces development time.
  6. (physics) A device that accelerates charged subatomic particles.
  7. (physiology, medical) A muscle or nerve that speed the performance of an action.
  8. (computing) accelerator key
    • 2002, Davis Howard Chapman, Sams Teach Yourself Visual C++ .NET in 21 Days (page 187) If they had allowed single-character accelerators, Windows wouldn't be able to determine whether the character was input or a shortcut.
Synonyms: (accelerator pedal, US) gas pedal, gas, (accelerates subatomic particles) particle accelerator, atom smasher

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