- a jet-propulsion engine in which air from the atmosphere is compressed for combustion by a turbine-driven compressor.
Origin of turbojet engine
First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a gas turbine in which the exhaust gases provide the propulsive thrust to drive an aircraft
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012