9 Terms
Home > Industry/Domain > Aviation > Airport
Airport
A station, usually consisting of buildings, airfields and runways, used to provide a place for aircraft to take off and land as well as to house commercial services for passengers and on-board staff.
Industry: Aviation
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Airport
Height above landing (HAL)
Aviation; Air traffic control
The height above a designated helicopter landing area used for helicopter instrument approach procedures (IAP).
Formation flight
Aviation; Air traffic control
A flight of a number of aircraft that, by prior arrangement among the pilots, normally operate as a single aircraft with regard to navigation and position reports.
Decision height
Aviation; Air traffic control
A specified height in the precision approach or approach with vertical guidance at which a missed approach must be initiated if the required visual reference to continue the approach to land has not ...
Danger area
Aviation; Air traffic control
An airspace of defined dimensions above international waters within which activities dangerous to the flight of non-participating aircraft could take place at specified times.
Eye-to-wheel height
Aviation; Air traffic control
The vertical distance from a pilot's eyes to the lowest portion of the aircraft in the landing attitude. This distance ranges from less than 4 ft up to 45 ft for some wide-bodied aircraft.
Final approach area
Aviation; Air traffic control
The area within which the final approach portion of an instrument approach procedure (IAP) is carried out.
Feathered propeller
Aviation; Air traffic control
A propeller the blades of which have been rotated so that the leading and trailing edges are nearly parallel with the aircraft flight path to stop or minimise drag and engine rotation.
