What is another word for reaction-propulsion engine?
Pronunciation: [ɹɪˈakʃənpɹəpˈʌlʃən ˈɛnd͡ʒɪn] (IPA) 
Reaction-propulsion engine is a term used to describe a type of engine that generates thrust by expelling high-velocity exhaust gases out of the back of the engine. Some synonyms that can be used in place of this term include rocket engine, thruster, jet engine, and reaction engine. These engines are mainly used in aerospace and space exploration to propel rockets and spacecrafts. They are designed to operate in the vacuum of space or in the earth's atmosphere and can generate enormous amounts of thrust at high speeds. Overall, the reaction-propulsion engine is an essential technology for modern space exploration and research.
