Definition of road-rail in English:

road-rail

adjective

  • Of or relating to both a road and a railway; specifically (of a vehicle, typically an experimental one) that may be used on both roads and railways; (of a transport route, system, etc.) designed for or accommodating both road and railway.

Origin

1920s; earliest use found in Journal African Society. From road + rail.

Pronunciation

road-rail

/ˈrəʊdˌreɪl/