Definicija: A permanent track composed of a line of parallel metal rails fixed to sleepers, for transport of passengers and goods in trains.

Definicija: Prometna pot, ki je narejena iz tračnic in namenjena izključno za železniška vozila.

Definicija: vehicle that can be used on a railway, either specifically for running on the rails, or for maintenance or up-keep of a railway

Definicija: vsako vozilo, ki se na lastnih kolesih z lastnim pogonom ali brez njega premika po železniških tirih (vlečna in vlečena vozila ter motorna vozila za posebne namene)