cyclocross

Etymology

From cycle cross country.

noun

1. (cycle racing) A form of bicycle racing consisting of many laps of a short course featuring pavement, wooded trails, grass, steep hills and obstacles and requiring the rider to quickly dismount, carry the bike whilst navigating the obstruction and remount in one motion.
   Roby was an old cyclocross champion from the ’40s, a rugged man built for traversing the bumps and ruts of off-road competition, but he had also ridden in the Tour for several years. July 15, 2009, George Vecsey, “Nod to the Past Stirs Memories of a Friend”, in New York Times