| Acronym | Definition |
|---|
| APAP | Automatic Positive Airway Pressure (device) |
| APAP | Association of Performing Arts Presenters |
| APAP | Asian Pacific Americans for Progress (Los Angeles, CA) |
| APAP | Association of Physician Assistant Programs |
| APAP | Action Professionals' Association for the People |
| APAP | Associaçao Portuguesa dos Arquitectos Paisagistas (Portuguese: Portuguese Association of Landscape Architects) |
| APAP | Associação Portuguesa das Empresas de Publicidade e Comunicação (Portugal) |
| APAP | Asian Pacific-American Program |
| APAP | Association of Polish American Professionals |
| APAP | Association for Professional Ambulance Personnel (UK) |
| APAP | N-Acetyl-Para-Amino-Phenol (acetaminophen) |
| APAP | Africa Policy Advisory Panel |
| APAP | Approach Path Alignment Panels (aviation runway) |
| APAP | Air Pollution Abatement Program |
| APAP | Army Privacy Act Program |