| Abbreviation | Definition |
|---|---|
| APAN | Asian Pacific American Network |
| APAN | Associazione Pisana Amici del Neonato |
| APAN | Australia Palestine Advocacy Network |
| APAN | Australian Performing Arts Network |
| APAN | Australian Pre Analytical Network |
| APANDRIA | apandria |
| APAO | Amorphous Poly alpha olefins |
| APAP | Academic And Professional Affairs Program |
| APAP | acetyl para aminophenol and paracetamol |
| APAP | Alan Partridge Alpha Papa |
| APAP | Ammunition Purchase Authorization Program |
| APAP | Approach Path Alignment Panels |
| APAP | Approaches to Phonology and Phonetics |
| APAP | Asia Pacific Agenda Project |
| APAP | Asia Protected Areas Partnership |
| APAP | Asian Pacific Americans for Progress |
| APAP | Association of Physician Assistants In Psychiatry |
| APAP | Autoimmune Pulmonary Alveolar Proteinosis |
| APAP | Automatic Positive Air Pressure |
| APAP | Automatic Positive Airway Pressure |