Glossary of Terms

Browse the glossary using this index

Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL

Page: (Previous)   1  ...  5  6  7  8  9  10  11  12  13  14  ...  70  (Next)


Approved training

Training conducted under special curricula and supervision approved by a Contracting State.

Approved training organization

An organization approved by and operating under the supervision of a Contracting State in accordance with the requirements of Annex 1 to perform approved training.


“apron” means a defined area at a land aerodrome intended to accommodate aircraft for the
purposes of loading or unloading passengers, mail or cargo or for fuelling, parking or


APV – Approach Procedure with Vertical guidance. This term is used for RNP APCH operations that include vertical. guidance. That is, those flown to LNAV/VNAV or LPV minima.

Area control centre

“area control centre” (ACC) means a unit established by the appropriate ATS authority to provide
air traffic control service to controlled flights in control areas under its jurisdiction

Area control service

“area control service” means air traffic control service for controlled flights in control

Area navigation

“area navigation” means 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

“area navigation route” means an ATS route established by the appropriate ATS authority
for the use of aircraft capable of employing area navigation

Arrival routes

Arrival routes. Routes identified in an instrument approach procedure by which aircraft may proceed from the en-route phase
of flight to an initial approach fix.


Accelerate-stop distance available (ASDA). The length of the take-off run available plus the length of stopway, if provided.

Page: (Previous)   1  ...  5  6  7  8  9  10  11  12  13  14  ...  70  (Next)