catflap.org Online Dictionary Query

  observation coach /ɒbzəvˈeɪʃən kˈəʊtʃ/
   [Br.] Waggon mit Aussichtskanzel / Aussichtsabteil , Aussichtswagen , Panoramawagen 
     Synonym: dome car
  
   see: passenger carriage, passenger coach, passenger railcar, passenger car, passenger carriages, passenger coaches, passenger railcars, passenger cars, compartment coach, compartment car, bar coach, railroad bar car, optional coach, optional car, service coach, service railcar, doubledeck coach, double-decker, bilevel car, composite coach, composite car, coach / car with centre aisle / gangway, coach / car with open aisle / gangway, centre aisle coach / car, centre gangway coach / car, open aisle coach / car, open gangway coach / car, through carriage, through coach, through car, direct car, all-purpose coach, all-purpose railcar, first-class coach, first-class railcar, lounge coach, lounge car, coach / car with integral body, integral-bodied coach, integral-bodied railcar, side-corridor coach, side-corridor car, unreservable coach, unreservable car