Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To increase the speed of.
  • transitive v. To cause to occur sooner than expected.
  • transitive v. To cause to develop or progress more quickly: a substance used to accelerate a fire.
  • transitive v. To reduce the time required for (an academic course, for example); compress into a shorter period.
  • transitive v. To make it possible for (a student) to finish an academic course faster than usual.
  • transitive v. Physics To change the velocity of.
  • intransitive v. To move or act faster. See Synonyms at speed.
  • intransitive v. To engage in an academic program that progresses faster than usual.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To cause to move faster; to quicken the motion of; to add to the speed of.
  • v. To quicken the natural or ordinary progression or process of.
  • v. To cause a change of velocity.
  • v. To hasten, as the occurrence of an event.
  • v. To enable a student to finish a course of study in less than normal time.
  • v. To become faster; to begin to move more quickly.
  • v. Grow; increase.
  • v. Alternative form of accelerated.
  • adj. Accelerated; quickened; hastened; hurried.

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To cause to move faster; to quicken the motion of; to add to the speed of; -- opposed to retard.
  • transitive v. To quicken the natural or ordinary progression or process of
  • transitive v. To hasten, as the occurence of an event.

from The Century Dictionary and Cyclopedia

  • To make quicker; cause to move or advance faster; hasten; add to the velocity of; give a higher rate of progress to: as, to accelerate motion or the rate of motion; to accelerate the transmission of intelligence; to accelerate the growth of a plant, or the progress of knowledge.
  • To bring nearer in time; bring about, or help to bring about, more speedily than would otherwise have been the case: as, to accelerate the ruin of a government; to accelerate death.
  • To become faster; increase in speed.
  • To assign a date earlier than the true or real one; give an earlier date to; antedate.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. cause to move faster
  • v. move faster

Etymologies

Latin accelerāre, accelerāt- : ad-, intensive pref.; see ad- + celerāre, to quicken (from celer, swift).
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

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