specific thrust

noun 0.637

impulse

noun 0.618

impulsion

noun 0.615

impulse function

noun 0.610

specific power

noun 0.564

propellant

noun 0.539

specific energy

noun 0.535

ion engine

noun 0.534

nerve impulse

noun 0.530

propulsion

noun 0.527

impetus

noun 0.526

impulsive

noun 0.524

impulsivity

noun 0.517

rocket engine

noun 0.516

impulsiveness

noun 0.510

rocket motor

noun 0.510

space velocity

noun 0.505

propulsor

noun 0.501