decelerate

Also de·ac·cel·er·ate

[dee-sel-uh-reyt]

verb (used with object)

decelerated, decelerating 

1. to decrease the velocity of.

   He decelerates the bobsled when he nears a curve.

2. to slow the rate of increase of.

   efforts to decelerate inflation.

verb (used without object)

decelerated, decelerating 

1. to slow down.

   The plane decelerated just before landing.

decelerate

/ diːˈsɛləˌreɪt /

verb

1. to slow down or cause to slow down

Other Word Forms

• deceleration noun
• decelerator noun

Word History and Origins

Origin of decelerate¹

First recorded in 1895–1900; de- + (ac)celerate

Word History and Origins

Origin of decelerate¹

C19: from _de- + _accelerate

Example Sentences

Except for the wealthy, increases in consumer spending are hitting a wall, “decelerating from the robust pace seen in late 2024,” in the words of Fitch Ratings.

Read more on Los Angeles Times

“We’re forcing students to literally decelerate their progress to degrees, by telling them to do something they can’t actually do,” Shaver said.

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She said increases in Mexico City have actually decelerated since the pandemic.

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Don’t expect the Putinmobile to suddenly decelerate or de-escalate now in the face of longer-range missile strikes on Russia.

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The International Monetary Fund predicts growth would decelerate worldwide.

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