The action of driving or pushing, typically forward or onward; a propulsive force or impulse.

plural of propulsion

Of or pertaining to propulsion / Serving to propel

(obsolete, transitive) To repel; to drive off or away.

simple past tense and past participle of propulse

The state or condition of being propulsive.

In a propulsive way.

(obsolete) The act of driving away or repelling; a keeping at a distance.

Any supposed method of propulsion that warps space or spacetime or interacts in some way with warped space or spacetime.

Propulsion that is caused by the expulsion of a jet of fluid, especially by a jet engine / The study of devices propelled by jet propulsion