Definition of acceleration in English:


Syllabification: ac·cel·er·a·tion
Pronunciation: /akˌseləˈrāSHən


  • 1Increase in the rate or speed of something: the acceleration of the industrialization process an acceleration in the divorce rate
    More example sentences
    • The revenue acceleration that powered profit gains was widespread.
    • The phenomenon flies in the face of a national trend that has seen a general slowdown in residential property price acceleration after years of spectacular growth.
    • I hope it will be the vehicle for acceleration in improvements in the railway system.
    hastening, precipitation, speeding up, quickening, stepping up, advancement, furtherance, boost, stimulation, spurincrease, rise, leap, surge, escalation
  • 1.1 Physics The rate of change of velocity per unit of time.
    More example sentences
    • They needed to imagine a special motionless container in order to understand such physical concepts as velocity and acceleration.
    • Mass, instantaneous velocity, acceleration, magnetic forces, and energy puzzled them much more.
    • This will necessarily require a change in velocity - hence an acceleration.
  • 1.2A vehicle’s capacity to gain speed within a short time: a Formula One car is superior to an Indy car in its acceleration
    More example sentences
    • The Ford exhaust system will improve your vehicle's acceleration and passing power, and at the same, help improve its fuel mileage.
    • One of the terms used in estimating the clearance time of the heavy vehicle is its average acceleration in starting gear.
    • This £50,440 model has amazing acceleration for a car of its size and engine type, as well as an impressive ride quality and surprisingly nimble handling.

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Pronunciation: grōˈteskərē
grotesque quality or grotesque things collectively