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Meaning of word speed up from English dictionary with examples, synonyms and antonyms.

speed up   verb

Meaning : Move faster.

Example : The car accelerated.

Synonyms : accelerate, quicken, speed

Lose velocity. Move more slowly.

The car decelerated.
decelerate, retard, slow, slow down, slow up

Meaning : Cause to move faster.

Example : He accelerated the car.

Synonyms : accelerate, speed

Reduce the speed of.

He slowed down the car.
decelerate, slow down

Speed up meaning in Bengali (Bangla).