PESO
| Acronym | Definition |
|---|---|
| PESO | Petroleum and Explosives Safety Organisation (India) |
| PESO | Public Employment Service Office (Philippines) |
| PESO | Political Ecology Society |
| PESO | Preliminary Engineering Sign Off |
| PESO | Physical Education Student Organization (various universities) |
| PESO | Product Engineering Services Office |
| PESO | Professional Engineers and Scientists Organization |
| PESO | Potentiometric Evaluation of Substrate Oxidation |