The Collaborative International Dictionary of English v.0.48:
Repel \Re**pel"\ (r?-p?l"), v. t. [imp. & p. p. Repelled
(-p?ld"); p. pr. & vb. n. Repelling.] [L. repellere,
repulsum; pref. re- re- + pellere to drive. See Pulse a
beating, and cf. Repulse, Repeal.]
1. To drive back; to force to return; to check the advance
of; to repulse as, to repel an enemy or an assailant.
Hippomedon repelled the hostile tide. --Pope.
They repelled each other strongly, and yet attracted
each other strongly. --Macaulay.
2. To resist or oppose effectually; as, to repel an assault,
an encroachment, or an argument.
[He] gently repelled their entreaties. --Hawthorne.
Syn: Tu repulse; resist; oppose; reject; refuse.