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Word

accelerate

verb C1
UK /əkˈsɛl.əˌɹeɪt/
US /ɪkˈsɛl.əˌɹeɪt/

Meanings

verb

to increase speed; to go faster

accelerate: to increase speed; to go faster
verb

to make a process or development happen more quickly

accelerate: to make a process or development happen more quickly

Definition

To accelerate means to increase speed or make something happen faster.

To accelerate is to speed up, either by moving faster or by causing a process to progress more quickly. It can describe a vehicle gaining speed, a person increasing their pace, or an action that makes change happen sooner. In formal contexts, it often suggests a noticeable or deliberate increase in rate.

Examples

  • I had to accelerate to merge safely into the fast-moving traffic.
  • You can accelerate your progress by setting weekly goals and reviewing your mistakes.
  • He watched the deadline accelerate the team’s decision-making, for better or worse.
  • She used automation to accelerate the approval workflow without sacrificing accuracy.
  • They tried to accelerate the rollout, but unexpected delays forced them to adjust the schedule.

Common mistake

Learners often confuse "accelerate" with "accumulate" and use it incorrectly to mean "collect" rather than "speed up."