The rocket lifted off from the launch pad.
What does Rocket mean?
a device propelled by fast-moving gas, or to move very quickly.
Dictionary definition
A device or vehicle pushed forward by rapidly expelled gas; as a verb, rocket means to move or rise extremely quickly.
Rocket in a sentence
A rocket carries its fuel and pushes exhaust backward to move forward.
The small spacecraft rocketed away after its engine fired.
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Practice the meaning of Rocket
Answer three quick questions about its meaning and related words.
What is a rocket?
A rocket creates thrust by expelling gas rapidly in the opposite direction.
Which sentence uses rocket as a noun?
Here, rocket names the launch vehicle.
Which sentence uses rocket as a verb?
Here, rocket means to move extremely quickly.
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You completed 3 questions.
Rocket
Voice settings
rok · it · strongest beat: rok
2 syllables. Say each part, then blend the word.
- Syllables
- rok · it
- Strongest beat
- rok
- Ending
- it
- Tip
- Put a little extra energy on rok.
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Words like Rocket
Does Rocket have an opposite?
Rocket has device, vehicle, and rapid-movement senses but no direct general antonym. Landing craft and stationary object name different things, not opposites.
Want to practice rocket synonyms in context? Try a Synonym Search question like "The rocket lifted off toward space," then compare close word choices. Practice rocket synonyms.
Rocket word family
rocket
rockets
More than one rocket; it can also mean moves very quickly.
rocketed
Moved or rose very quickly in the past.
rocketing
Moving or rising very quickly.
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Understand Rocket
A rocket pushes gas backward very quickly, and the rocket moves in the opposite direction.
A rocket is not automatically a spacecraft. A rocket provides propulsion; a spacecraft is the vehicle or payload designed to operate in space.
Use an inflated balloon to model propulsion. Release it, observe the air moving one way and the balloon moving the other, then have students label gas, direction, and thrust and connect the model to a rocket.
How can a rocket move in space where there is no air to push against? Use gas, exhaust, thrust, and opposite direction in your answer.

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