CEFR B2

acceleration

noun

Meaning

An increase in the speed or rate of something, or the process of moving faster.

Examples

The car's rapid acceleration allowed it to overtake the truck on the highway.
Scientists are studying the acceleration of climate change in polar regions.

Synonyms: speed, haste, quickening, expedition

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acceleration (B2)

noun

Pronunciation: /əkˌsɛləˈreɪʃən/

Definition

An increase in the speed or rate of something, or the process of moving faster.

Examples

The car's rapid acceleration allowed it to overtake the truck on the highway.
Scientists are studying the acceleration of climate change in polar regions.
The sudden acceleration of the elevator made my stomach drop.

How to Use acceleration

rate of acceleration (collocation): the speed at which something is accelerating — "The rate of acceleration was constant throughout the test."
sudden acceleration (collocation): an abrupt increase in speed — "The sudden acceleration caught the passengers off guard."

Synonyms of acceleration

Words with a similar meaning to acceleration:

Antonyms of acceleration

Words with the opposite meaning to acceleration:

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