Definition of mono-railway in English:

mono-railway

Pronunciation /ˈmɒnə(ʊ)ˌreɪlweɪ/

noun

rare
  • A railway system operating on a monorail; the track of a monorail system.

Origin

Early 20th century; earliest use found in Chambers's Journal of Popular Literature. From mono- + railway, after monorail.