Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “jet engine”

jet engine

noun [C]    
an engine that makes an aircraft fly very fastMechanical engineeringGenerating and pumping devices
(Definition of jet engine noun from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “jet engine” in other dictionaries

Word of the Day

neighbourly

friendly or helpful

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