| Abbreviation | Definition |
|---|---|
| ACPR | Advisory Committee of Permanent Representatives |
| ACRAB | Arizona Civil Rights Advisory Board |
| ACRS | Advisory Committee on Reactor Safeguards |
| ACSEC | Advisory Committee on Small and Emerging Companies |
| ACSR | Advisory Committee on Shareholder Responsibility |
| ACSWP | Advisory Committee on Social Witness Policy |
| ACUF | Advisory Committee on Undersea Features |
| ACVT | Advisory Committee on Vocational Training |
| ACWA | Advisory Committee on Works of Art |
| ACWL | Advisory Center on WTO Law |
| ACWL | Advisory Centre on WTO Law |
| AEAS | Air Expeditionary Advisory Squadron |
| AEAS | Australian Education Advisory Services |
| AEG | Advisory Expert Group |
| AFAC | Aboriginal Fishing Advisory Council |
| AGAP | Achievement Gap Advisory Panel |
| AGFE | Advisory Group on Forced Evictions |
| AGGI | Advisory Group on Gender Issues |
| AGREE | Advisory Group on Reliability of Electronic Equipment |
| AGSB | Advisory Group on Small Business |