[el.e.va.tor] n (1646) 1: one that raises or lifts something up: as a: an endless belt or chain conveyor with cleats, scoops, or buckets for raising material b: a cage or platform and its hoisting machinery for conveying people or things to different levels c: grain elevator
2: a movable auxiliary airfoil usu. attached to the tail plane of an airplane for controlling pitch--see airplane illustration