decelerate

play
verb de·cel·er·ate \(ˌ)dē-ˈse-lə-ˌrāt\

Definition of decelerate

decelerated

;

decelerating

  1. transitive verb
  2. 1 :  to reduce the speed of :  slow down decelerate a car

  3. 2 :  to decrease the rate of progress of decelerate growth decelerate soil erosion

  4. intransitive verb
  5. :  to move at decreasing speed

deceleration

play \(ˌ)dē-ˌse-lə-ˈrā-shən\ noun

decelerator

play \(ˌ)dē-ˈse-lə-rā-tər\ noun

Examples of decelerate in a Sentence

  1. she decelerated the car as we entered the school zone

Recent Examples of decelerate from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'decelerate'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of decelerate

de- + accelerate


DECELERATE Defined for English Language Learners

decelerate

play
verb

Definition of decelerate for English Language Learners

  • : to move slower : to lose speed

  • : to cause (something) to happen more slowly


DECELERATE Defined for Kids

decelerate

play
verb de·cel·er·ate \dē-ˈse-lə-ˌrāt\

Definition of decelerate for Students

decelerated

;

decelerating

  1. :  to slow down The car decelerated at the yellow light.


Medical Dictionary

decelerate

play
verb de·cel·er·ate \(ˈ)dē-ˈsel-ə-ˌrāt\

Medical Definition of decelerate

decelerated

;

decelerating

  1. transitive verb

  2. :  to reduce the speed of :  slow down

  3. intransitive verb

  4. :  to move at decreasing speed

deceleration

\(ˌ)dē-ˌsel-ə-ˈrā-shən\play noun


Seen and Heard

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