| Abbreviation | Definition |
|---|---|
| SECV | Spanish Glass and Ceramic Society |
| SED | Society for Economic Dynamics |
| SEDO | Sociedad Española de Ortodoncia |
| SEDO | Sociedad Espaola de Ortodoncia |
| SEDO | Spanish Society of Orthodontics |
| SEDPS | Social Education and Development Society |
| SEDS | Social Education and Development Society |
| SEE | Société des Electriciens et des Electroniciens |
| SEE | Society of Electricians and Electronics Specialists |
| SEE | Society of Environmental Engineers |
| SEE | Socit des Electriciens et des Electroniciens |
| SEEC | Sociedad Española de Estudios Clásicos |
| SEEC | Sociedad Espaola de Estudios Clsicos |
| SEEC | Spanish Society for Classical Studies |
| SEEM | Sociedad Española de Espectrometría de Masas |
| SEEM | Sociedad Espaola de Espectrometra de Masas |
| SEEM | Spanish Society of Mass Spectrometry |
| SEF | Entomological Society of France |
| SEF | Société Entomologique de France |
| SEF | Socit Entomologique de France |