collision

noun

1. An instance of colliding.

2. physicsAny event in which two or more bodies exert forces on each other in a relatively short time. In a collision, physical contact of two bodies is not necessary.

3. An accident resulting from violent impact of a moving object

   “three passengers were killed in the collision”

   “the collision of the two ships resulted in a serious oil spill”

4. A conflict of opposed ideas or attitudes or goals

   “a collision of interests”

Clipping of naming collision.