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