plural of red rail

A passageway through which to enter or leave, such as one between seating areas in an auditorium, or between two buildings. / An articulating bridge or ramp, such as from land to a dock or a ship.

(medicine) Any of a class of broad-spectrum antibiotics, having a benzodiazepine structure, isolated from Streptomyces bacteria, that have antitumour activity

Alternative form of Big Science