accelerator

noun
UK: /əkˈseləreɪtər/
US: /əkˈseləreɪtər/

  1. A device, especially in a vehicle, that controls the speed of an engine.

    1. Press the accelerator to go faster in the car. [ ] [ ]
    2. The car needs a new accelerator because it's hard to control the speed. [ ] [ ]

  2. A substance that speeds up a chemical reaction.

    1. Add an accelerator to make the glue dry faster. [ ] [ ]
    2. The chemical accelerator is mixed with the paint to reduce drying time. [ ] [ ]

  3. An institution or program that provides resources and support to help startup companies grow quickly.

    1. The startup joined an accelerator to get funding. [ ] [ ]
    2. Participating in the tech accelerator helped the new company refine their product. [ ] [ ]

Synonyms

stimulant catalyst
accelerator transitive-verb

  1. To increase the rate of progress, growth, or change of something.

    1. We need to accelerate our work on this project. [ ] [ ]
    2. New technology will accelerate the development of the new products. [ ] [ ]

Frequently Asked Questions

The word "accelerator" in English means: A device, especially in a vehicle, that controls the speed of an engine., A substance that speeds up a chemical reaction., An institution or program that provides resources and support to help startup companies grow quickly..

The phonetic transcription of "accelerator" is /əkˈseləreɪtər/ in British English and /əkˈseləreɪtər/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "accelerator": stimulant, catalyst.

Example usage of "accelerator": "Press the accelerator to go faster in the car.". More examples on the page.