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speed
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- pronunciation:
- spid
- parts of speech:
- noun, verb
- features:
- Word Explorer
| part of speech: |
noun |
| definition 1: |
When we talk about speed, we are talking about how fast or slow things go.
Highways are made for driving at high speeds.A regular car can't go at the same speed as a race car when the race car is going fast.- similar words:
- pace, rate
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| definition 2: |
Speed is quickness of movement. If you lose speed, you move slower. If you gain speed, you move faster.
The bicycle rider gained speed as he rode down the hill.- synonyms:
- quickness, swiftness
- similar words:
- haste
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| part of speech: |
verb |
| inflections: |
speeds, speeding, sped, speeded |
| definition 1: |
When something speeds, it moves along fast.
The ambulance sped down the highway on its way to the hospital.- synonyms:
- hurry, rush
- similar words:
- bolt, course, dash, flee, fly, race, run, sprint, tear
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| definition 2: |
When someone speeds, they are driving faster than the law allows.
When he's driving, my dad is careful not to speed. |
| definition 3: |
When you speed up, you move faster or do something more quickly than before. When something speeds up, it goes more quickly.
The car sped up when it entered the highway.Could we all speed up a little? We have to finish all this stuff by four o'clock.- synonyms:
- hurry
- similar words:
- accelerate, rush
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| definition 4: |
If a person or thing speeds up something, they make it go faster.
The new machines sped up production in the factory.- synonyms:
- accelerate, rush
- antonyms:
- slow
- similar words:
- increase
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| related words: |
help, rush |
| derivation: |
speeder (n.) |
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