| Acronym | Definition |
|---|
| PAP | Papanicolaou (Pap test or Pap smear; named for George Papanicolaou) |
| PAP | Password Authentication Protocol |
| PAP | Patient Assistance Program |
| PAP | Polska Agencja Prasowa (Polish News Agency) |
| PAP | Pan-African Parliament (est. 2004) |
| PAP | People's Action Party (Singapore) |
| PAP | Printer Access Protocol |
| PAP | Positive Airway Pressure |
| PAP | People's Armed Police (China) |
| PAP | Picture and Picture |
| PAP | Pulmonary Artery Pressure |
| PAP | Purple Acid Phosphatase |
| PAP | Pulmonary Alveolar Proteinosis |
| PAP | Pre-Authorized Payment |
| PAP | Pulmonary Arterial Pressure |
| PAP | Performance Assurance Plan |
| PAP | Personal Auto Policy |
| PAP | Push Access Protocol (WAP) |
| PAP | Prostate Acid Phosphatase |
| PAP | Poverty Alleviation Programme |
| PAP | Policy Administration Point (identity governance) |
| PAP | Peruvian Aprista Party |
| PAP | People's Alliance Party (Solomon Islands) |
| PAP | Protected Audio Path (Microsoft) |
| PAP | Public Access Profile |
| PAP | Page Avec Publicité (French: Page with Ads) |
| PAP | Priority Action Programme |
| PAP | Prospective Adoptive Parent |
| PAP | Programme d’Aide à la Publication (Publishing Aid Programme) |
| PAP | Pedigree Analysis Package |
| PAP | Packet-Level Procedure |
| PAP | Private Access Provider |
| PAP | Performance Assessment Plan |
| PAP | Product Assurance Plan |
| PAP | Port Au Prince, Haiti - Mais Gate (Airport Code) |
| PAP | Personnel Assurance Program |
| PAP | Program Action Plan |
| PAP | Procedure And Practice |
| PAP | Personnel Assistance Point |
| PAP | Programa de Asistencia al Paciente (Spanish) |
| PAP | Primes in Arithmetic Progression (mathematics) |
| PAP | Present Active Participle (grammar) |
| PAP | Personal Articles Policy (insurance) |
| PAP | Provider Access Point (ITU) |
| PAP | Philosophical Association of the Philippines (Philippines) |
| PAP | Packet Authentication Protocol |
| PAP | Poluautomatska Puška (Croatian: semi-automatic rifle) |
| PAP | Pharmacy Administration and Practice |
| PAP | Prêt d’Aide à l'Accession à la Propriété |
| PAP | Power Angle Profile |
| PAP | Peroxidase-Antiperoxidase smear test (medical term) |
| PAP | Performance Assurance Procedures |
| PAP | Plant Administrative Procedure |
| PAP | Pre-Approved Payments |
| PAP | Pre-Allocation Porting |
| PAP | Payload Activity Plan |
| PAP | Palo Alto Philharmonic (California) |
| PAP | Production Assurance Program |
| PAP | Publicly Available Price (Cap) |
| PAP | Plasma Arc Pyrolysis |
| PAP | Payload Attach Plate |
| PAP | Prion Amyloid Protein |
| PAP | Private Administrative Procedure (similar to Notarial Protest) |
| PAP | Porcine Actinobacillus Pleuropneumonia |
| PAP | Process Assessment Procedure |
| PAP | Predetermined Acceptance Probability |
| PAP | Primary Assembly Point |
| PAP | Past Assembly President |
| PAP | Project-Affected Person/People |