decelerate

verb

de·​cel·​er·​ate (ˌ)dē-ˈse-lə-ˌrāt How to pronounce decelerate (audio)
decelerated; decelerating

transitive verb

1
: to reduce the speed of : slow down
decelerate a car
2
: to decrease the rate of progress of
decelerate growth
decelerate soil erosion

intransitive verb

: to move at decreasing speed
deceleration noun
decelerator noun

Examples of decelerate in a Sentence

she decelerated the car as we entered the school zone
Recent Examples on the Web Household consumption growth has been decelerating. Drew Bernstein, Forbes, 22 Oct. 2024 Its revenue growth rate — while high — is decelerating from 122% in Q2 to 8o% this quarter, according to my September Forbes post, companies are struggling to make AI payoff, noted the Boston Globe, and export restrictions to China could limit Nvidia’s growth opportunity. Peter Cohan, Forbes, 15 Oct. 2024 Similarly, former Treasury Secretary Larry Summers posted on X that nominal wage growth, a key driver for inflation, doesn’t appear to be decelerating and that the jobs report shows any additional rate cuts require a cautious approach. Jason Ma, Fortune, 5 Oct. 2024 The acquisition of Dish Network would make DirecTV the largest pay-TV operator in the U.S. by far, but the consolidation of the rival satellite services isn’t likely to do much to decelerate the disintegration of the legacy distribution model. Anthony Crupi, Sportico.com, 30 Sep. 2024 See all Example Sentences for decelerate 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'decelerate.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

de- + accelerate

First Known Use

1899, in the meaning defined at transitive sense 1

Time Traveler
The first known use of decelerate was in 1899

Dictionary Entries Near decelerate

Cite this Entry

“Decelerate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decelerate. Accessed 31 Oct. 2024.

Kids Definition

decelerate

verb
de·​cel·​er·​ate (ˈ)dē-ˈsel-ə-ˌrāt How to pronounce decelerate (audio)
decelerated; decelerating
: to move or cause to move at decreasing speed : slow down
deceleration noun

Medical Definition

decelerate

verb
de·​cel·​er·​ate (ˈ)dē-ˈsel-ə-ˌrāt How to pronounce decelerate (audio)
decelerated; decelerating

transitive verb

: to reduce the speed of : slow down

intransitive verb

: to move at decreasing speed
deceleration noun

More from Merriam-Webster on decelerate

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