Glossary

Look up acronyms, technical terms and phrases to find out what they mean.

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G

Definition
Gravity
Glossary Measurement

G/A

Definition
Ground-to-air
Glossary Communication Source: ICAO

G/A/G

Definition
Ground-to-air and air-to-ground
Glossary Communication Source: ICAO

GA

Definition
General Aviation
Description
Defined as all non-scheduled flying activity in aircraft allocated a VH registration by CASA, but excluding VH-registered sailplanes (powered and unpowered). Ultralight aircraft, hang gliders and autogyros are also excluded.
Glossary Flight operations Source: CAR 1988

GA

Definition
Go ahead, resume sending (to be used in AFS as a procedure signal)
Glossary Navigation Source: ICAO

GAAP

Definition
General Aviation Aerodrome Procedures
Glossary Flight planning Source: AIS

GAMET

Definition
Area forecast for low-level flights
Glossary Meteorology Source: ICAO

GAPAN

Definition
Honourable Company of Air Pilots, Australia, Inc.
Glossary Organisation

GBAS

Definition
Ground Based Augmentation System
Glossary Systems

GCA

Definition
Ground Controlled Approach
Glossary Ground Operations Source: AIS
Online version available at: https://www.casa.gov.au//resources-and-education/glossary
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