Aircraft

Aircraft

Any machine or device that is capable of atmospheric flight either by buoyancy or by the movement of air over its surfaces.

Industry: Aviation

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Aircraft

A strong downdraft which normally occurs over horizontal distances of 1 NM or less and vertical distances of less than 1,000 feet. In spite of its small horizontal scale, an intense microburst could ...

turboprop engine

Aviation; Aircraft

A turbine engine which drives a propeller through a reduction gearing arrangement. Most of the energy in the exhaust gases is converted into torque, rather than using its acceleration to drive the ...

en route facilities ring

Aviation; Aircraft

Depicted in the plan view of IAP charts, a circle which designates NAVAIDs, fixes, and intersections that are part of the en route low altitude airway structure.

prohibited area

Aviation; Aircraft

Designated airspace within which flight of aircraft is prohibited.

circling approach

Aviation; Aircraft

A maneuver initiated by the pilot to align the aircraft with a runway for landing when a straight-in landing from an instrument approach is not possible or is not desirable.

microwave landing system (MLS)

Aviation; Aircraft

A precision instrument approach system operating in the microwave spectrum which normally consists of an azimuth station, elevation station, and precision distance measuring equipment.