PPEI
| Acronym | Definition |
|---|---|
| PPEI | Promotion, Prevention and Early Intervention (Australia) |
| PPEI | Pusat Pelatihan Ekspor Indonesia (Indonesian: Indonesian Export Training Center) |
| PPEI | Power Process Equipment, Inc. (Chanhassen, MN) |
| PPEI | Philadelphia Preschool Early Intervention (Pennsylvania) |
| PPEI | Proximal Plaque Extension Index (dentistry) |
| PPEI | Physics and Power Engineering Institute |