collide

Etymology

From Latin collidere (“to strike or clash together”), from com- (“together”) + laedere (“to strike, dash against, hurt”); see lesion.

verb

1. (intransitive) To impact directly, especially if violent.
   When a body collides with another, then momentum is conserved.
   Across this space the attraction urges them. They collide, they recoil, they oscillate. 1865, John Tyndall, The Constitution of the Universe, published 1869, page 14
   And this friendly was not without its injury worries, with defender Gary Cahill substituted early on after a nasty, needless push by Dries Mertens that caused him to collide with goalkeeper Joe Hart, an incident that left the Chelsea defender requiring a precautionary X-ray at Wembley. June 2, 2012, Phil McNulty, “England 1-0 Belgium”, in BBC Sport
2. (intransitive) To come into conflict, or be incompatible.
   China collided with the modern world.