(firefighting) A mechanically-extendable ladder mounted to a fire engine.

A ladder for the purpose of scaling the walls of a besieged fortification.

(nautical) Either of two ladders leading from the raised quarterdeck of a sailing ship to the upper deck.

A flexible ladder, constructed of rope, often with wooden rungs, suspended from the top

A large telescopic ladder mounted on a turntable on the back of a truck chassis, allowing it to pivot around a stable base; used in fire engines etc.

plural of turntable ladder

plural of aerial ladder

A ladder with only one standard, into which cross-pieces are inserted.

A fish ladder built for salmon.

a type of wall obstacle in obstacle course racing composed of a vertical wall of cross-beams with space in between the beams, where competitors must climb up the wall, go over, and climb back down