A vehicle equipped with different types of couplers at each end and placed between vechicles where the couplers are of different types. The most common use of this type of vehicle was with mobile crane wagons.
A passenger vehicle in a multiple unit train which is provided with traction power equipment.
Motorail is a rail transport service where passengers can take their automobile along with them on their journey. Passengers are carried in normal passenger cars or in sleeping cars on longer journeys, while the cars are loaded into car carriers, or flatcars.