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Terms for subject Aviation (2593 entries)

arc	The track over the ground of an aircraft flying at a constant distance from a NAVAID by reference to distance measuring equipment
army corps	arco
Arctic Control Area	A controlled airspace within the Northern Domestic Airspace (NDA) at FL 270 and above
area control	A unit established to provide air traffic control service to controlled flights in control areas under its jurisdiction.
area control centre	An ATC unit that provides ATC service to aircraft operating within a flight information region
area control centre	A unit established to provide air traffic control service to controlled flights in control areas under its jurisdiction.
area control service	The control service provided by an area control centre (ACC) to IFR and CVFR aircraft operating within specified control areas
area control service	Air traffic control service for controlled flights in control areas.
area controller	A duty controller assigned to a control position in an area control centre
area minimum altitude	The lowest altitude that may be used under instrument meteorological conditions (IMC) that will provide a minimum vertical clearance of 1000 ft or, in a designated mountainous region, 2000 ft, rounded up to the next 10O-ft increment, under conditions of standard temperature and pressure, above all obstacles located in the area specified. • abbreviation : AMA
area minimum altitude	The minimum altitude to be used under instrument meteorological conditions (IMC) that provides a minimum obstacle clearance within a specified area, normally formed by parallels and meridians.
area navigation	A method of navigation which permits aircraft operation on any desired flight path within the coverage of ground- or space-based NAVAIDs or within the limits of the capability of self-contained aids, ora combination of these
area navigation	A method of navigation which permits aircraft operation on any desired flight path within the coverage of station-referenced navigation aids or within the limits of the capability of self-contained aids, or a combination of these.
area navigation route	An ATS route established for the use of aircraft capable of employing area navigation.
area of responsibility	A geographical area within which alerting service is provided by an ATS unit designated as the responsible unit
area of responsibility	In the world area forecast system, a geographical area for which a regional area forecast centre prepares significant weather forecasts
armament safety check	Action taken by an aircrew to review armament selection switches to preclude the inadvertent -launch/release of armament
army corps	arco
arresting system	A safety device consisting of two major components, namely, engaging or catching devices and energy absorption devices, designed to arrest both tailhook- and non-tailhook-equipped aircraft. It is used to prevent aircraft from overrunning runways when the aircraft cannot be stopped after landing or during an aborted takeoff. There are various types of arresting systems, such as arresting gear, hook devices, and wire barrier cables.
arrival aircraft interval	The average number of minutes of longitudinal spacing required between arriving aircraft landing at an airport, based on the acceptance rate of the runway or runways