Substance Abuse and Communication

A service that provides air traffic control for aerodrome traffic

An airspace where air traffic advisory service is available

To establish the conditions of ADS-C data reporting

A flight conducted in accordance with the visual flight rules.

To conduct flight under visual meteorological conditions.

The altitude at or below which the vertical position of an aircraft is controlled by reference to altitudes.

Remote pilot

To protect a runway or obstacle limitation surface

A defined rectangular area on a land aerodrome prepared for the landing and take-off of aircraft

To provide a through taxi route across the apron

An aerodrome where an aircraft can land in case it becomes impossible or inadvisable to land at the intended landing aerodrome

The vertical distance of a level or a point measured from mean sea level (MSL)

Air traffic control service for arriving or departing controlled flights

A unit established to provide air traffic control service to controlled flights in control areas

An aerodrome at which air traffic control service is provided to aerodrome traffic.

To provide a controlled airspace extending upwards from the surface of the earth.

An airspace of defined dimensions within which activities dangerous to the flight of aircraft may exist at specified times.

To see, sense or detect conflicting traffic or other hazards and take appropriate action.

An airspace established around an aerodrome for the protection of aerodrome traffic

Authorization for an aircraft to proceed under conditions specified by an air traffic control unit

A service provided for the purpose of preventing collisions between aircraft and obstructions

A unit established for the purpose of receiving reports concerning air traffic services and flight plans submitted before departure

An atmospheric pressure expressed in terms of altitude which corresponds to that pressure in the Standard Atmosphere.

A flight conducted in accordance with the instrument flight rules.

Meteorological conditions expressed in terms of visibility, distance from cloud, and ceiling, less than the minima specified for visual meteorological conditions.

An airspace of defined dimensions, above the land areas or territorial waters of a State, within which the flight of aircraft is prohibited.

A service provided by an aerodrome control tower for the control of aerodrome traffic

An airspace where air traffic advisory service is available

To establish the conditions of ADS-C data reporting

The greatest distance at which a black object of suitable dimensions, situated near the ground, can be seen and recognized when observed against a bright background.

A non-power-driven, unmanned, lighter-than-air aircraft in free flight.

To provide controlled airspace for air traffic control purposes.

A flight that is subject to an air traffic control clearance.

To extend controlled airspace from the surface of the earth to a specified upper limit.

A level maintained during a significant portion of a flight.

To give advice and information useful for the safe and efficient conduct of flights.

The pressure setting on an altimeter calibrated in accordance with the Standard Atmosphere

The visibility forward from the cockpit of an aircraft in flight

A flight conducted in accordance with the instrument flight rules

A series of predetermined manoeuvres by reference to flight instruments with specified protection from obstacles

A generic term meaning variously, area control centre, approach control unit or aerodrome control tower.

To prevent collisions between aircraft and obstructions, and to maintain an orderly flow of air traffic.

An airspace of defined dimensions established around an aerodrome for the protection of aerodrome traffic.

To receive reports concerning air traffic services and flight plans submitted before departure.

A system that includes an unmanned aircraft, its associated remote pilot station(s), and the required command and control links

A flight plan submitted by an operator for retention and repetitive use by ATS units

A designated position intended to protect a runway and an ILS/MLS critical/sensitive area

A VFR flight cleared by air traffic control to operate within a control zone in meteorological conditions below VMC

A method of navigation which permits aircraft operation on any desired flight path within the coverage of ground- or space-based navigation aids

A means by which aircraft, aerodrome vehicles and other objects can automatically transmit and/or receive data such as identification, position and additional data

A means by which the terms of an ADS-C agreement will be exchanged between the ground system and the aircraft, via a data link

A specified route designed for channelling the flow of traffic as necessary for the provision of air traffic services