| Acronym | Definition |
|---|
| APAR | Alat Pemadam Api Ringan (Indonesian: Lightweight Fire Extinguishers) |
| APAR | Annual Performance Appraisal Report (India) |
| APAR | Authorized Program Analysis Report (IBM) |
| APAR | Authorized Program Analysis Report |
| APAR | Accounts Payable/Accounts Receivable (finance) |
| APAR | Active Phased Array Radar |
| APAR | Affected Property Assessment Report |
| APAR | Absorbed Photosynthetically Active Radiation |
| APAR | Association Prévention Autisme Recherche (French: Autism Prevention Research Association) |
| APAR | Association des Pilotes d'Avions Rares (French: Rare Aircraft Pilots Association) |
| APAR | Automatic Programming and Recording |
| APAR | Association des Personnels de l'Académie de Rouen (French: Staff Association of the Academy of Rouen; Rouen, France) |
| APAR | Association Pyrénées Auto Rétro (French vintage automobile association) |