rocket engine rocketeer • rocket engineer · · · Info · Definitions · Synonyms · Characters · · rocket engine · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) a jet engine containing its own propellant and driven by reaction propulsion. Synonyms: rocket, rocket engine. · · Noun Definition 1 Synonyms · · · rocket · · Synonym 1 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 k latin small letter k U+006B n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074