Glossary

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

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VA

Definition
Volcanic Ash
Glossary Meteorology

VAA-H

Definition
Visual Approach Area - Helicopter
Glossary Flight operations Source: AIS

VAAC

Definition
Volcanic Ash Advisory Centre
Glossary Organisation

VAC

Definition
Visual Approach Chart (followed by name/title)
Glossary Publications and charts

VAL

Definition
In Valleys
Glossary Meteorology

VAR

Definition
Magnetic Variation
Glossary Navigation Source: AIS

VASIS

Definition
Visual Approach Slope Indicator System
Glossary Navigation Source: AIS

VC

Definition
Vicinity of the aerodrome (followed by FG=fog, FC=funnel cloud, PO=dust/sand whirls, BLDU=blowing dust, BLSA=blowing sand or BLSN=blowing snow; eg, VCFG=vicinity fog
Glossary Meteorology Source: AIS

VCY

Definition
Vicinity
Glossary Aerodrome Source: AIS

VDF

Definition
VHF Direction Finding Station
Glossary Communication Source: AIS
Online version available at: https://www.casa.gov.au//resources-and-education/glossary
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