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Definition of accelerate

accelerate

/ækˈsɛl.ə.ɹeɪt/
ac · cel · er · ate

Adjective:accelerated
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Past Simple:accelerated
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Past Participle:accelerated
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Present Participle:accelerating
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accelerate Lexical Profile

accelerate Game Scores & Validity

• verb

1

To begin to move more quickly, or to cause a vehicle or object to increase its speed.

Example

"The driver had to accelerate smoothly to merge into the fast-moving highway traffic."


2

To cause a process, event, or change to happen sooner or develop more rapidly.

Example

"Warm spring temperatures and steady rainfall helped accelerate the growth of the newly planted crops."


3

To undergo a change in velocity, either in speed or direction (in physics and mechanics).

Example

"According to Newton's second law, an object will accelerate in the direction of the net force applied to it."

Synonyms
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Antonyms
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• adjective

1

Quickened, hastened, or moving at an increased rate of speed (now archaic or poetic, except in biology to describe a stage of development occurring earlier than usual).

Example

"Certain amphibian species exhibit accelerate development when environmental conditions require rapid metamorphosis."

Synonyms
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• Rhymes for accelerate

Word Origin & Etymology

Borrowed in the early 16th century from the Latin 'acceleratus', the past participle of 'accelerare' ('to hasten or quicken'), formed from 'ad-' ('toward') and 'celer' ('swift').

Cite this Entry


Wordmom. (2026). Definition of Accelerate. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/accelerate
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