Meaning of SPEED UP
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 WordNet Dictionary |
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| | Definition: | |
- [v] move faster; "The car accelerated"
- [v] cause to move faster; "He accelerated the car"
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| | Synonyms: | | accelerate, quicken, speed |
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| | Antonyms: | | decelerate, retard, slow, slow down, slow up | | |
| | See Also: | | brisk, brisk up, brisken, deepen, intensify | |
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