| Abbreviation | Definition |
|---|---|
| AOPS | Arctic/Offshore Patrol Ships |
| AOPS | Art of Problem Solving |
| AOPS | Atlas Overload Protection System |
| AOQ | Assurance Of Quality |
| AOQ | Average Order Quantity |
| AOQA | And the Open Question Argument |
| AOQL | Average Outgoing Quality Limit |
| AOR | Aarti Ollila Ristola |
| AOR | Access Outreach and Recruitment |
| AOR | Access Outreach Recruitment |
| AOR | Acknowledgement Of Receiving |
| AOR | Acknowledgement Or Receipt |
| AOR | Adjusted Odds Ratio |
| AOR | Adjusted Odds Ratios |
| AOR | Adventure Outdoor Resorts |
| AOR | Age Of Raven |
| AOR | Agency OFF Record |
| AOR | Agent Of Record |
| AOR | Agents Of The Reaper |
| AOR | Album Orientated Rock |