Noah Webster's New International Dictionary of the English Language
1. (n.) A striking or dashing together; violent collision; as, a conflict of elements or waves.
2. (n.) A strife for the mastery; hostile contest; battle; struggle; fighting.
3. (v. i.) To strike or dash together; to meet in violent collision; to collide.
4. (v. i.) To maintain a conflict; to contend; to engage in strife or opposition; to struggle.
5. (v. i.) To be in opposition; to be contradictory.