Aviation

Aviation

Dealing with vehicles or machines used in flight or propulsion through the air.

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Aviation > Airport

ATC service

Aviation; Air traffic control

A service provided for the purposes of (a) preventing collisions between: (i) aircraft, (ii) aircraft and obstacles; and, (iii) aircraft and vehicles on the manoeuvring area; ...

assigned arrival time (AAT)

Aviation; Air traffic control

The arrival time assigned to an aircraft landing at a specific airport that is based on the area control centre's (ACC) estimates and recalculated to resolve simultaneous demands ...

assigned departure time (ADT)

Aviation; Air traffic control

The departure time assigned to an aircraft, derived from its estimated time en route, that enables compliance with an issued arrival time at the destination airport.

aircraft identification (ACID)

Aviation; Air traffic control

A group of letters or figures, or a combination thereof, that is either identical to, or the coded equivalent of the aircraft call sign to be used in air-ground communication and ...

altimeter setting

Aviation; Air traffic control

The barometric pressure reading used to adjust a pressure altimeter for variations in existing atmospheric pressure or to the standard altimeter setting (29.92 in. of mercury).

aeronautical chart

Aviation; Air traffic control

A representation of a portion of the earth, its culture and relief, specifically designated to meet the requirements of air navigation.

aircraft approach category

Aviation; Air traffic control

The grouping of aircraft based on speed. The categories are as follows: (a) Category A-speed up to 90 kt; (b) Category B-speed of 91 to 120 kt; (c) Category C-speed of 121 to 140 ...