jet engine

NOUN

gas airplane engine

Synonyms

WEAK

fanjet pulsejet ramjet reaction engine rocket rocket motor turbofan turbojet turboprop

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Reaching Mach 5 involves the use of a so-called ramjet, which is similar to a traditional jet engine but doesn’t have any moving parts.

From Los Angeles Times • Apr. 7, 2026

For one, if even more jet engine parts get diverted to produce power turbines, that could worsen the shortage in the jet-engine market, which is already very tight.

From The Wall Street Journal • Feb. 17, 2026

It consists of a large jet engine placed on top of a tube the length of a London bus.

From BBC • Dec. 17, 2025

The “Superpower Turbine” uses the same technology as Boom’s supersonic jet engine, providing gigawatts of capacity for AI data centers.

From Barron's • Dec. 11, 2025

Leaves rustling in the wind are about 10 decibels; a jet engine is about 120 decibels.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones