| APAP | Academic And Professional Affairs Program 
| Others |
| APAP | Accelerated Physician Assistant Pathway
| Others |
| APAP | Acetyl Para Aminophenol and Paracetamol
| Others |
| APAP | Active Park Assist Plus
| Others |
| APAP | Advancing Performing arts project
| Others |
| APAP | Alan Partridge Alpha Papa
| Others |
| APAP | Alumni and Parents Admission Program
| Others |
| APAP | Alumni Parents Admission Program
| Others |
| APAP | Ammunition Purchase Authorization Program
| Others |
| APAP | Approach Path Alignment Panels
| Others |
| APAP | Approaches to Phonology and Phonetics
| Others |
| APAP | Army Privacy Act Program
| Others |
| APAP | Asia Pacific Agenda Project
| Others |
| APAP | Asia Protected Areas Partnership
| Others |
| APAP | Asian Pacific Americans for Progress
| Others |
| APAP | Association of Performing Arts Presenters
| Others |
| APAP | Association of Performing Arts Professionals
| Others |
| APAP | Association of Physician Assistant Programs
| Others |
| APAP | Association of Physician Assistants In Psychiatry
| Others |
| APAP | Autoimmune Pulmonary Alveolar Proteinosis
| Others |
| APAP | Automatic Positive Air Pressure
| Others |
| APAP | Automatic Positive Airway Pressure
| Others |
| APAP | Automatic Positive Airways Pressure
| Others |
| APAP | N-Acetyl-Para-Amino-Phenol
| Others |