| Abbreviation | Definition |
|---|---|
| ESOR | European Symposium on Organic Reactivity |
| ESOS | European Scleroderma Observational Study |
| ESOU | European Section of Oncological Urology |
| ESOU | European Society of Oncological Urology |
| ESP | European Society of Pathology |
| ESPA | European Stabiliser Producers Association |
| ESPA | European Student Placement Agency |
| ESPC | European Science Photo Competition |
| ESPC | European Society for Protective Clothing |
| ESPC | European Space Power Conference |
| ESPC | European Strategy For Plant Conservation |
| ESPD | European Single Procurement Document |
| ESPD | European Society for Pediatric Dermatology |
| ESPEN | European Society for Parenteral and Enteral Nutrition |
| ESPEN | European Society of Parenteral and Enteral Nutrition |
| ESPG | European Structural Parts Group |
| ESPHI | European Society of Paediatric Haematology and Immunology |
| ESPI | European Space Policy Institute |
| ESPL | European Symposium on Plant Lipids |
| ESPM | European Solar Physics Meetings |