| Acronym | Definition |
|---|
| APRR➣Autoroutes Paris Rhin Rhône (France) |
| APRR➣Allegheny Portage Railroad |
| APRR➣Arabidopsis Pseudo-Response Regulator |
| APRR➣Association of Petroleum Re-Refiners |
| APRR➣Advisory Panel on Risk Ratings |
| APRR➣Adiabatic Passage Rotational-Resonance |