Latest Updated Version 4.0

Updated on 15 July 2023

Glossary of Terms and Abbreviations

The following terms or acronyms may be used in any manual or document published by CAA. Reproduction in part or whole is allowed without prior approval. The Document Control Office reserves the rights to include such a listing in any CAA manual or document prior to publishing.

ACAS II Airborne Collision Avoidance System

AC Advisory Circular

ACC Area Control Centre

ACCID Accident

ADREP Accident/Incident Reporting System

ADRS Aircraft data recording system

ADS-C Automatic dependent surveillance - contract

AFIS Heliport Flight Information Service

AFTN Aeronautical Fixed Telecommunication Network

AIC Aeronautical Information Circular

AIP Aeronautical Information Publication

AIR Airborne image recorder

AIRS Airborne image recording system

AIS Aeronautical Information Service

A/C Aircraft

AMC Acceptable Means of Compliance

AMSL Above Mean Sea Level

AOC Air Operator Certificate

APCH Approach

APP Approach Control Office

ARO Air Traffic Services Reporting Office

ATC Air Traffic Control

ATS Air Traffic Service

CAA Civil Aviation Authority

CAR Civil Aviation Regulation

CFMU Central Flow Management Unit

CFIT Controlled flight into terrain

COM Communications/Equipment

DA Decision Altitude

DA/H Decision Altitude/ Height

DH Decision Height