ISP
fire
jetter
aerospike
sustainer
rocket aircraft
thruster
liquid rocket
rocket
solid-fuel rocket
solid propellant rocket
solid-propellant motor
specific impulse
solid rocket
aircraft engine
motor-assisted
Congreve
rocket pack
rocketeer
camshaft
jet
rocket engine
reaction engine
rocketlike
reaction-propulsion engine
jet-propelled
turboprop
nuclear rocket
nuclear-pulse rocket
rocket motor
afterburner
wet mass
projectile
rocket-propelled
propjet
turborocket
self-propelled
fanjet
rocketry
life rocket
rocketsonde
ullage motor
grain
automobile engine
thrust reverser
exhaust velocity
rev counter
launch complex
rocket ship
breakneck