Meaning of railplane in English:

railplane

noun

historical
  • A propeller-driven train that runs suspended on an overhead rail.

    The railplane was invented by George Bennie (1891–1957) and was trialled in Milngavie, Scotland, before being abandoned in the 1930s.

Origin

1920s; earliest use found in Ogden (Ogden City, Utah) Standard-Examiner.