Pro·pel v. t. [imp. & p. p. Propelled p. pr. & vb. n. Propelling.] To drive forward; to urge or press onward by force; to move, or cause to move; as, the wind or steam propels ships; balls are propelled by gunpowder.
adj : tending to or capable of propelling; "propellant fuel for
submarines"; "the faster a jet plane goes the greater
its propulsive efficiency"; "universities...the seats
of propulsive thought" [syn: propellant, propellent,
v 1: cause to move forward with force; "Steam propels this ship"
2: give an incentive for action; "This moved me to sacrifice my
career" [syn: motivate, actuate, move, prompt, incite]
[also: propelling, propelled]