Repel

1. v. i. To act with force in opposition to force impressed; to exercise repulsion.
2. v. t. To drive back; to force to return; to check the advance of; to repulse as, to repel an enemy or an assailant.
3. v. t. To resist or oppose effectually; as, to repel an assault, an encroachment, or an argument.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.