Collide (verb)

1. To hit another object or objects with force.
2. To come into conflict or opposition.

Origin:

Late 16th century: from latin collidere "strike together", from col- "together" + laedere "strike".

Examples:

1. The cars collided at the intersection.
2. The planets collided in the galaxy.
3. The ships collided in the fog.
4. The ideas collided in the debate.
5. The cultures collided in the meeting.