| Abbreviation | Definition |
|---|---|
| AHRI | Australian Human Resources Institute |
| AHSA | Australian Health Service Alliance |
| AHURI | Australian Housing and Urban Research Institute |
| AIAA | Australia Indonesia Arts Alliance |
| AIAC | Australian International Academic Centre |
| AIAC | Australian International Aerospace Congress |
| AIAC | Australian International Aviation College |
| AIAF | Australian International Animation Festival |
| AIAHP | Australian Institute for the Achievement of Human Potential |
| AIAS | Australian Institute of Aboriginal Studies |
| AIAT | Australian Institute of Advanced Training |
| AIB | Australian Institute of Builders |
| AIB | Australian Institute of Building |
| AIB | Australian Institute of Business |
| AIBA | Australian International Beer Awards |
| AIBB | Australian Institute of Building Biology |
| AIBB | Australian Institute of Business Brokers |
| AIBC | Australia India Business Council |
| AIBC | Australia Indonesia Business Council |
| AIBG | Australian Inland Botanic Gardens |