De Harrap's :
wagon [vagT] nm Rail (a) (véhicule) (de passagers) carriage, coach, Am car; (de marchandises) truck, wagon, Am car; wagon de marchandises goods van; monter en wagon to get into or onto or to board the train; wagon à bagages luggage van, Am baggage car; wagon à bestiaux cattle truck, Am stock car; wagon frigorifique refrigerated van (b) (contenu) truckload, wagonload, Am carload (de of)
FE039870 wagon-bar, pl wagons-bars nm Rail buffet car
FE039871 wagon-citerne, pl wagons-citernes nm Rail tank wagon or Am car
FE039872 wagon-foudre, pl wagons-foudres nm Rail tank wagon or Am car
FE039873 wagon-lit, pl wagons-lits nm Rail sleeping car, sleeper; voyager en wagon-lit to take a sleeper
FE039876 wagon-poste, pl wagons-poste nm Rail mail van or Am car
FE039877 wagon-réservoir, pl wagons-réservoirs nm Rail tank wagon or Am car
FE039878 wagon-restaurant, pl wagons-restaurants nm Rail dining or buffet car, Br restaurant car Salut