Aviation

Aviation

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

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Aviation > Airport

line up

Aviation; Air traffic control

ICAO and Canada: Expression used in radiocommunications to instruct a pilot to enter the runway intended for takeoff. Note: Used in conjunction with a runway.

flight level (FL)

Aviation; Air traffic control

The altitude expressed in hundreds of feet indicated on an altimeter set to 29.92 in. of mercury or 1013.2 mb.

decision altitude

Aviation; Air traffic control

A specified altitude 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 ...

high intensity runway operations (HIRO)

Aviation; Air traffic control

Operations, used at very busy airports, that consist of optimizing separation of aircraft in final approach in order to minimize runway occupancy time (ROT) for both arriving and ...

geographic area safe altitude (GASA)

Aviation; Air traffic control

Canada: The altitude at which an aircraft can fly and maintain a 2000-ft clearance over known obstacles or terrain within a delineated geographic area, as depicted on en route ...

drag chute

Aviation; Air traffic control

A parachute device installed on certain aircraft that is deployed to assist in deceleration of the aircraft.

indicated altitude

Aviation; Air traffic control

The altitude as shown by an altimeter. On a pressure or barometric altimeter, it is altitude as shown uncorrected for instrument error and uncompensated for variation from ...