ACCELERATION Synonyms: 45 Similar and Opposite Words

acceleration

noun

Definition of acceleration

as in rate

an increasing in speed or rate of occurrence Experts predict a steady acceleration in economic growth over the next two years.

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of acceleration The telescope is designed to live at a location in space known as L2, which is a Lagrange point, where the gravitational acceleration from the sun and Earth balance out, allowing the telescope to stay in a stable orbit. — Denise Chow, NBC news, 29 Aug. 2026 Porsche also shortened the final-drive ratio by 8 percent, trading a bit of top speed for harder acceleration. — Bradley Iger, ArsTechnica, 26 Aug. 2026 Conventional cars eventually become traction-limited, meaning additional wheel power cannot necessarily translate into faster acceleration. — Kaif Shaikh, Interesting Engineering, 26 Aug. 2026 That is enough acceleration to make merging onto a freeway feel less like joining traffic and more like issuing a challenge to it. — New Atlas, 22 Aug. 2026 See All Example Sentences for acceleration

Recent Examples of Synonyms for acceleration

Noun

Consequently, markets have already trimmed their Fed rate hike expectations.

— , CNBC, 28 Aug. 2026
Since his confirmation earlier this year, the central bank has split further on whether inflation is truly transitory; last month’s decision to keep rates steady resulted in the most dissents since 1970.

— Eleanor Mueller, semafor.com, 28 Aug. 2026

Definition of rate

Noun

However, entering June, crude prices pulled back significantly, while retail gasoline prices declined at a markedly slower pace.

— , CNBC, 28 Aug. 2026
Ashcroft keeps the pace steady and the atmosphere churning, while Deming conjures a more generic but perfectly effective air of menace in damp shades of brown and teal.

— Guy Lodge, Variety, 28 Aug. 2026

Definition of pace

Noun

Lennon is electric, but technically Stone is Antioch’s speed back.

— Mike McGraw, Chicago Tribune, 29 Aug. 2026
The rise lifted some components of the index into overbought territory, as measured by the relative strength index (RSI), a momentum indicator that tracks the speed and size of price changes.

— Tobias Burns, CNBC, 29 Aug. 2026

Definition of speed

Noun

Essentially a form of computational fluid dynamics, the simulation divides the flow passages into a very large number of tiny regions and calculates things such as velocity, pressure, turbulence, and temperature throughout the component.

— Christopher McFadden, Interesting Engineering, 29 Aug. 2026
The curves ahead are posted at a third of my current speed, but the big Brembos scrub off velocity easily, and the Slingshot rails through corner after corner.

— William Roberson, Forbes.com, 29 Aug. 2026

Definition of velocity

Browse Nearby Words

accelerating

acceleration

accent

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“Acceleration.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/acceleration. Accessed 4 Sep. 2026.

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Synonyms of acceleration

noun

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