| Abbreviation | Definition |
|---|---|
| SEPD | Sociedad Espaola de Patologa Digestiva |
| SEPD | Spanish Society of Digestive Pathology |
| SEPM | SEPM [Society for Sedimentary Geology] |
| SEQC | Sociedad Española de Bioquímica Clínica y Patología Molecular |
| SEQC | Sociedad Espaola de Bioqumica Clnica y Patologa Molecular |
| SEQC | Spanish Society of Clinical Biochemistry and Molecular Pathology |
| SER | Society for Ecological Restoration |
| SER | Society for Epidemiologic |
| SERG | Society of Educational Resource Groups |
| SERP | Society for Elimination of Rural Poverty |
| SES | Scientific Exploration Society |
| SES | Society of Engineering Science |
| SES | Solar Energy Society |
| SES | Source Evaluation Society |
| SES | Square Earth Society |
| SES | Standards Engineering Society |
| SES | UK Branch of International Solar Energy Society |
| SES | UK Solar Energy Society |
| SESA | Solar Energy Society of Alberta |
| SESA | Systems Engineering Society of Australia |