Synonyms of decelerate

decelerate

verb

(ˌ)dē-ˈse-lə-ˌrāt 

as in to slow

to cause to move or proceed at a less rapid pace

she decelerated the car as we entered the school zone

Synonyms & Similar Words

• slow
• brake
• inhibit
• retard
• slacken
• stop
• hinder
• impede
• restrain
• halt
• obstruct
• curb
• hamper
• check
• tie up
• encumber
• set back
• thwart
• constrain
• rein
• hold back
• handicap
• frustrate
• arrest
• hobble
• sabotage
• bottleneck
• hold up
• foil
• baffle

Antonyms & Near Antonyms

• accelerate
• hasten
• hurry
• speed (up)
• rush
• step up
• encourage
• push
• urge
• drive
• quicken
• stir
• propel
• spur
• help
• facilitate
• forward
• aid
• advance
• expedite
• further
• ease
• goad
• dispatch

Example Sentences

Recent Examples of decelerate

About 11 minutes prior to touchdown, the spacecraft will ignite its engines again to decelerate from about 3,800 mph of lateral velocity to less than 100 mph (1.7 km/second to 40 m/second). —Kristin Shaw, Ars Technica, 27 Feb. 2025

With Mercury decelerating in speed during its retrograde, the cosmos is urging you to stop and smell the roses. —Lisa Stardust, Vogue, 26 Feb. 2025

To be sure, while still expected to be robust, Wedbush sees Amazon advertising services growth rate decelerating to 17.3% in 2025, which is a bit lower than the FactSet consensus estimate for 18% full-year growth. —Paulina Likos, CNBC, 20 Feb. 2025

Shiseido’s 2024 operating profit tanked 73.1 percent year-on-year, as China’s economic growth continued to decelerate and the country’s duty-free retail market Hainan Island faced ongoing challenges. —Jennifer Weil, WWD, 10 Feb. 2025