decelerate
verb
de·cel·er·ate
(ˌ)dē-ˈse-lə-ˌrāt 
decelerated; decelerating
1
: to reduce the speed of : slow down
decelerate a car
2
: to decrease the rate of progress of
decelerate growth
decelerate soil erosion
: to move at decreasing speed
Examples of decelerate in a Sentence
she decelerated the car as we entered the school zone
Recent Examples on the Web
In the first six months, the Stone Island DTC channel grew by 7 percent to 99.1 million euros, decelerating in the second quarter amid a generally more challenging global operating environment.
—
Luisa Zargani, Footwear News, 23 July 2025
Security footage shows that the multimillion-dollar jet accelerated on the runway but suddenly decelerated and overran the end of the runway, the report said.
—Maritza Dominguez, AZCentral.com, 16 July 2025
The former uses more juice, while the latter misses the full effect of regenerative braking, which recovers energy that would otherwise be lost while decelerating and braking.
—Jim Gorzelany, Forbes.com, 8 July 2025
Growth in the global contract logistics market is expected to decelerate in 2025, with the industry set to expand 3.3 percent to 305.4 million euros ($359.3 million), down from 3.6 percent last year.
—Glenn Taylor, Sourcing Journal, 1 July 2025
See All Example Sentences for decelerate
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Luisa Zargani, Footwear News, 23 July 2025
Security footage shows that the multimillion-dollar jet accelerated on the runway but suddenly decelerated and overran the end of the runway, the report said.
—Maritza Dominguez, AZCentral.com, 16 July 2025
The former uses more juice, while the latter misses the full effect of regenerative braking, which recovers energy that would otherwise be lost while decelerating and braking.
—Jim Gorzelany, Forbes.com, 8 July 2025
Growth in the global contract logistics market is expected to decelerate in 2025, with the industry set to expand 3.3 percent to 305.4 million euros ($359.3 million), down from 3.6 percent last year.
—Glenn Taylor, Sourcing Journal, 1 July 2025
See All Example Sentences for decelerate
Cite this Entry
“Decelerate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decelerate. Accessed 2 Aug. 2025.
Copy CitationKids Definition
decelerate
verb
de·cel·er·ate
(ˈ)dē-ˈsel-ə-ˌrāt
decelerated; decelerating
: to move or cause to move at decreasing speed : slow down
Medical Definition
decelerate
verb
de·cel·er·ate
(ˈ)dē-ˈsel-ə-ˌrāt
decelerated; decelerating
: to reduce the speed of : slow down
: to move at decreasing speed
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