Propulsion

n.	1.	The act driving forward or away; the act or process of propelling; as, steam propulsion.
	2.	An impelling act or movement. God works in all things; all obey His first propulsion. - Whittier.

Noun	1.	propulsion - a propelling force
	2.	propulsion - the act of propelling Synonyms: actuation

action and reaction, aeromotor, atomic power, bunt, butt, clout, compulsion, drive, driving force, electric power, electropower, horsepower, hydraulic power, hydroelectric power, impellent, impelling force, impetus, impulse, impulsion, incentive, incitement, irresistible force, jet power, jet propulsion, manpower, moment, momentum, motive power, nuclear power, piston power, power, power plant, pressure, propelling, propelment, pulsion, push, pushing, ram-jet propulsion, reaction, reaction propulsion, resojet propulsion, rocket power, rocket propulsion, shove, shoving, shunt, solar power, steam power, thermonuclear power, thrust, turbojet propulsion, water power