takeoff rocket

Thesaurus

Noun

1.

takeoff rocket - the first stage of a multistage rocket booster rocket, booster unit, takeoff booster, booster multistage rocket, step rocket - a rocket having two or more rocket engines (each with its own fuel) that are fired in succession and jettisoned when the fuel is exhausted rocket engine, rocket - a jet engine containing its own propellant and driven by reaction propulsion