| Abbreviation | Definition |
|---|---|
| ANZSCO | Australian and New Zealand Standard Classification of Occupations |
| ANZUNS | Australia and New Zealand Urological Nurses Society |
| ANZUNS | Australia New Zealand Urological Nurses Society |
| ANZUNS | Australian and New Zealand Urological Nurses Society |
| ANZUS | Australia and New Zealand and United States |
| ANZUS | Australia New Zealand and United States |
| ANZUS | Australia New Zealand UAE SouthAfrica |
| ANZUS | Australia New Zealand United States |
| ANZUS | Australia, New Zealand, United States |
| ANZUS | Australian New Zealand United States |
| AO | Australian Open |
| AO | Officer of the Order of Australia |
| AOAP | Australia on a Plate |
| AOC | Australian Olympic Committee |
| AOCM | Australian Owners Corporation Management |
| AODC | Australian Opal Diamond Collection |
| AODR | Australian Organ Donor Register |
| AOF | Australian Oilseeds Federation |
| AOFM | Australian Office of Financial Management |
| AOGC | Australian Oil and Gas College |