Wiktionary

accelerate

English

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Etymology

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First attested in the 1520s. Either from Latin accelerātus, perfect passive participle of accelerō (“I accelerate, hasten”), formed from ad + celerō (“I hasten”), which is from celer (“quick”) (see celerity), or back-formation from acceleration.[1]

Pronunciation

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  • (Received Pronunciation) IPA(key): /əkˈsɛl.əˌɹeɪt/, /ækˈsɛl.əˌɹeɪt/, /ɪkˈsɛl.əˌɹeɪt/
  • Audio (US):(file)

Verb

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accelerate (third-person singular simple present accelerates, present participle accelerating, simple past and past participle accelerated)

  1. (transitive) To cause to move faster; to quicken the motion of; to add to the speed of.
  2. (transitive) To quicken the natural or ordinary progression or process of.
    to accelerate the growth of a plant, the increase of wealth, etc.
  3. (transitive, physics) To cause a change of velocity.
  4. (transitive) To hasten, as the occurrence of an event.
    to accelerate our departure
  5. (transitive, education) To enable a student to finish a course of study in less than normal time.
  6. (intransitive) To become faster; to begin to move more quickly.
  7. (intransitive) Grow; increase.

Synonyms

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Antonyms

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Derived terms

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Translations

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The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.
Translations to be checked

Adjective

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accelerate (not comparable)

  1. (archaic) Accelerated; quickened; hastened; hurried.
    • 1662, Thomas Salusbury, Galileo's Dialogue Concerning the Two Chief World Systems, Dialogue 2:
      ... a general knowledg of the definition of motion, and of the distinction of natural and violent, even and accelerate, and the like, sufficing.

References

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  1. ^ Elliott K. Dobbie, C. William Dunmore, Robert K. Barnhart, et al. (editors), Chambers Dictionary of Etymology (Chambers Harrap Publishers Ltd, 2004 [1998], →ISBN), page 6

Italian

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Etymology 1

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Adjective

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accelerate f pl

  1. feminine plural of accelerato

Participle

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accelerate f pl

  1. feminine plural of accelerato

Etymology 2

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Verb

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accelerate

  1. inflection of accelerare:
    1. second-person plural present indicative
    2. second-person plural imperative

Latin

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Verb

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accelerāte

  1. second-person plural present active imperative of accelerō
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