| Acronym | Definition |
|---|
| AOPP➣Association of Pakistani Professionals |
| AOPP➣Atmospheric, Oceanic and Planetary Physics (University of Oxford; UK) |
| AOPP➣Advanced Oxidation Protein Product |
| AOPP➣American Optical Pseudoisochromatic Plates |
| AOPP➣Alpha Omega Pet Products (Mundelein, IL) |