Projectile and Rocket engine

Projectile noun - A weapon that is forcibly thrown or projected at a targets but is not self-propelled.

Rocket engine and projectile are semantically related. In some cases you can use "Rocket engine" instead a noun "Projectile".

Nearby Word: projection

Rocket engine noun - A jet engine containing its own propellant and driven by reaction propulsion.

Projectile and rocket engine are semantically related. You can use "Projectile" instead a noun phrase "Rocket engine".