(rail transport) An extra rail in addition to the third rail (live rail) which is used for current return purposes, mainly by London Underground, because of problems caused by using the running rails for current return underground.

(rail transport, UK) The government-owned company that owns and manages the infrastructure on the railway network in Britain used by TOCs (train operating companies).

Alternative form of rail trail

(rail transport) A former railway track converted into a multi-use path, typically as a greenway for walking and cycling.

In support of rail transport or travel.

Alternative form of nonrail

Porzana palmeri, an extinct flightless bird that was endemic to the Northwest Hawaiian island of Laysan.

Alternative form of railtour.

plural of rail fare

plural of rail joint