Main entry: collision
Definition: a conflict of opposed ideas or attitudes or goals
Usage: a collision of interests
Main entry: collision
Definition: an accident resulting from violent impact of a moving object
Usage: three passengers were killed in the collision; the collision of the two ships resulted in a serious oil spill
Definition: (physics) a brief event in which two or more bodies come together
Usage: the collision of the particles resulted in an exchange of energy and a change of direction