|apparatus with suspended point mass, frictionless thread, constant length and periodic motion|
|vibratory motion in system in which restoring force is proportional to displacement from equilibrium|
|1.||a person or thing that elevates|
|2.||chiefly (US) a mechanical hoist for raising something, esp grain or coal, often consisting of a chain of scoops linked together on a conveyor belt|
|3.||chiefly (US), (Canadian) Also called (in Britain and certain other countries): lift a platform, compartment, or cage raised or lowered in a vertical shaft to transport persons or goods in a building|
|4.||chiefly (US), (Canadian) a large granary equipped with an elevator and, usually, facilities for cleaning and grading the grain|
|5.||any muscle that raises a part of the body|
|6.||a surgical instrument for lifting a part of the body|
|7.||a control surface on the tailplane of an aircraft, for making it climb or descend|
elevator el·e·va·tor (ěl'ə-vā'tər)
A surgical instrument used to elevate tissues or to raise a sunken part, such as a depressed fragment of bone.
A dental instrument used to remove teeth or parts of teeth that cannot be gripped with a forceps or to loosen teeth and roots before using forceps.