Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “rocket”

rocket

noun (DEVICE)    /ˈrɒk.ɪt/ US  /ˈrɑː.kɪt/
B2 [C] a large cylinder-shaped object that moves very fast by forcing out burning gases, used for space travel or as a weapon: They launched a rocket to the planet Venus. The rebels were firing anti-tank rockets.Bombs and missilesSpace travel [C] (also skyrocket) a type of firework that flies up into the air before explodingFireworks
(Definition of rocket noun (DEVICE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of rocket

Browse related topics

You are looking at an entry to do with Bombs & missiles, but you might be interested in these topics from the Weapons and explosives topic area:

Definitions of “rocket” in other dictionaries

Word of the Day

workmanship

the skill with which something was made or done

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More