Pronunciation: /ˈrɑkɪt prəˈpʌlʃən/
noun a system or device used to propel a rocket or spacecraft through the atmosphere or outer space
A1 Rocket propulsion makes rockets go into space.
A2 Rocket propulsion is the force that propels a rocket forward.
B1 The technology behind rocket propulsion has advanced significantly over the years.
B2 Understanding the physics of rocket propulsion is essential for designing efficient rockets.
C1 Rocket propulsion systems are crucial for space exploration missions.
C2 Researchers are constantly working on improving rocket propulsion efficiency for future space travel.
formal Rocket propulsion is the process of creating thrust to propel a rocket forward.
informal The rocket propulsion system is what makes the rocket go zoom!
slang The rocket's propulsion is like its engine, it's what makes it fly.
figurative Her determination was like rocket propulsion, propelling her towards her goals at lightning speed.
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