rock climber
Person who climbs natural rock faces or artificial climbing structures.
rock 
Steep rock face ascended by rock climbers.
quickdraw 
Piece of safety equipment that consists of a runner used to keep the rope away from the rock face so it can slide freely and is not worn away by rubbing.
belay rope 
Rope that secures the climber in the event of a fall to ensure a safe climb up the rock face.
climbing shoe 
Soft shoe with an adherent sole.
seat harness 
Accessory connected to the rope that consists of a number of straps to support the climber’s thighs and pelvis.
runner 
Piece of equipment made up of two carabiners connected together by a nylon loop of variable length.