| Abbreviation | Definition |
|---|---|
| APARS | Aqueous Phase Ammonia Removal System |
| APARS | Audit of Physical Activity Resources for Seniors |
| APAS | A Program |
| APAS | Academic Progress Audit System |
| APAS | Advanced Phased Array Simulator |
| APAS | Advanced Pilot Assistance Systems |
| APAS | Airport Passenger Assistance Services |
| APAS | Algorithm Problems And Solutions |
| APAS | Alt Privacy Anon Server |
| APAS | Analyst Projection Assistance System |
| APAS | Androgynous Peripheral Atachment System |
| APAS | Androgynous Peripheral Attach System |
| APAS | Androgynous Peripheral Attachment System |
| APAS | Ariel Performance Analysis System |
| APAS | Asian Pacific American Studies |
| APAS | Aurora Project Administration System |
| APAS | Automated Pharmacy Admixture System |
| APAS | Automated Plate Assessment System |
| APAS | Automatic Pilot Assistance System |
| APAS | Automotive Parts and Accessory Systems |