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Definition of “accelerator” - English Dictionary

"accelerator" in American English

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acceleratornoun [C]

 us   /ɪkˈsel·əˌreɪt̬·ər, æk-/
  • accelerator noun [C] (CHEMICAL)

chemistry a ​substance that is ​added to other ​substances to ​speed up a ​chemicalreaction
  • accelerator noun [C] (SOMETHING THAT INCREASES RATE)

physics (also particle accelerator) a ​device used to ​accelerate very ​smallpieces of ​nuclearmaterial for ​scientificexperiments
  • accelerator noun [C] (THING THAT MAKES SOMETHING GO FASTER)

a ​pedal (= ​partworked with the ​foot) in a ​car that makes the ​car go ​faster when ​pressed
(Definition of accelerator from the Cambridge Academic Content Dictionary © Cambridge University Press)







"accelerator" in British English

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acceleratornoun [C]

uk   /əkˈsel.ə.reɪ.tər/  us   /əkˈsel.ɚ.eɪ.t̬ɚ/
(Definition of accelerator from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"accelerator" in Business English

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acceleratornoun

uk   us   /əkˈseləreɪtər/
[C] something that makes a ​processhappen or makes something ​progress more quickly: Good ​companies use ​technology as an accelerator of ​momentum. In the postwar ​period, ​governments saw co-operatives as an economic accelerator. Accelerators ​offer you a way to ​pay off your ​mortgage sooner by ​increasing the ​number or ​amount of ​payments.
[S] (also accelerator effect) ECONOMICS the ​principle that ​investmentincreases as ​demandincreases, but by greater ​amounts
put your foot on the accelerator (also hit the accelerator, step on the accelerator)
to make something ​happen or ​progress more quickly: This ​companyneeds someone who can put their ​foot on the accelerator with our excellent new ​products.
take your foot off the accelerator
to make something ​happen or ​progress more slowly: Insurers are taking their ​foot off the accelerator in anticipation of a ​softermarket.
(Definition of accelerator from the Cambridge Business English Dictionary © Cambridge University Press)
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“accelerator” in Business English

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a small amount of something that shows you what the rest is or should be like

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