rocket
(noun) A cylindrical projectile that can be propelled to a great height or distance by the rapid escape of gases from the rear. (verb) To move rapidly and suddenly in a specified direction.
In space exploration, rockets are vehicles that provide thrust to launch spacecraft into space. The verb form can be used metaphorically for any rapid upward or forward movement.
Word relationships
- missile: Often implies a weapon, though some missiles are rocket-propelled.
- projectile: A more general term for an object propelled through the air.
Word family
- rocketry (noun): the science or practice of designing, building, and flying rockets.
Collocations
- launch rocket
- booster rocket
- space rocket
- model rocket
- rocket engine
Idioms & expressions
- rocket science (informal, something very difficult)
Example sentences
- "The powerful rocket lifted off from the launchpad, carrying the satellite into Earth's orbit." Describing space launches.
- "Stock prices for the tech company began to rocket after the announcement of their new product." Metaphorical use.
Memory hook
A ROCKET looks like a ROCK that's been shaped into a cylinder, ready to fly. ROCKET = cylindrical flyer.
When not to use
While a rocket can be a weapon, in the context of space exploration, it refers to the launch vehicle. Do not confuse it with a 'missile' unless the context is military.
Fun facts
- The earliest rockets were developed in China in the 13th century, primarily for military use.
- Modern liquid-fueled rockets can be throttled, allowing for more precise control during launch.
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