jet-engine

A large jet-engine is mounted on a wing for maintenance.

Definition

1. Noun:
   • A type of engine: A "jet engine" is a machine that produces thrust by ejecting a stream of hot gases (usually from burning fuel) at high speed. It is commonly used to power aircraft.

Usage Examples

• (A high-speed propulsion system for aircraft.)
• (Jet engines operate best in thin air.)

Advanced Usage

• "Jet engine technology": The field of engineering focused on designing and improving jet engines.

  • Advances in jet engine technology have made air travel quieter and more fuel-efficient. (Improvements in the science of jet propulsion.)

• "Jet engine noise": The loud sound produced by a jet engine during operation.

  • Residents near the airport complain about jet engine noise. (The sound of jet propulsion.)

Variants and Related Words

• Jet (n): a fast aircraft powered by a jet engine.

  • He flew to London on a private jet. (A jet-powered airplane.)

• Turbojet (n): a type of jet engine where the turbine drives a compressor.

  • The early turbojet engines were less efficient than modern turbofans. (A specific jet engine design.)

• Jet-propelled (adj): moved forward by a jet engine.

  • The jet-propelled car broke the land speed record. (Powered by jet thrust.)

Synonyms

• Reaction engine: a general term for engines that produce thrust by expelling mass (includes jet engines and rockets).
• Turbine engine: a broader category that includes jet engines and other gas turbines.

Phrasal Verbs

Related Idioms

• "Fire up the jet engine": an informal expression meaning to start or activate a fast-moving or powerful system.
  • Let's fire up the jet engine and get this project moving. (Start a high-speed effort.)