'Propel' definitions:

Definition of 'propel'

From: WordNet
verb
Cause to move forward with force; "Steam propels this ship" [syn: propel, impel]
verb
Give an incentive for action; "This moved me to sacrifice my career" [syn: motivate, actuate, propel, move, prompt, incite]

Definition of 'Propel'

From: GCIDE
  • Propel \Pro*pel"\, v. t. [imp. & p. p. Propelled; p. pr. & vb. n. Propelling.] [L. propellere, propulsum; pro forward + pellere to drive. See Pulse a beating.] 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. [1913 Webster]

Synonyms of 'propel'

From: Moby Thesaurus