(rail transport) A rail laid parallel to a running rail to guide wheels through points, rail crossings, and round curves, to reduce wear and the risk of derailments such as those due to flange climb.

A type of wooden barrier positioned lengthwise down the center of a jousting arena (known as the list or tiltyard), used during competitive jousting events to separate the combatants and to ensure that their steeds will follow a parallel trajectory from one end of the field to the other.

A moulding applied to or recessed into the surface of a wall, and used to suspend hooks and cables attached to paintings, framed art or mirrors. The moulding is usually continuous around the room.

plural of rail gun

Any of various birds of species in genus Aramides, that inhabit mangroves, swamps and lowland forest in Central and South America.

A species of rail, Gallirallus okinawae, endemic to Okinawa Island in Japan.

A rail which provides current (usually direct current (DC)) for electric trains running on third- and fourth-rail electrified systems.

Gallirallus dieffenbachii, an extinct bird, endemic to the Chatham Islands.

A junction between two rails that diverge in a V-formation

(drugs) The practice or act of snorting vaporised drug fumes through a pipe, super-heated at one end.