Turbo-jet is a term used to describe an aircraft engine that uses exhaust gases to generate thrust. However, there are several other words that are synonymous with turbo-jet, including "turbine engine," "jet engine," "aerospace engine," "ramjet," "scramjet," and "turbofan." Each of these words describe different variations of the turbo-jet engine, such as the turbofan engine which uses a large fan to generate additional thrust and the ramjet engine which uses compressed air to increase efficiency at high speeds. Synonyms for turbo-jet engines can be helpful for those in the aerospace industry or anyone interested in learning more about aircraft and their engineering.