| Acronym | Definition |
|---|
| SEOR | Systems Engineering and Operations Research (George Mason University; Fairfax, VA) |
| SEOR | Structural Engineer of Record |
| SEOR | Sociedad Española de Oncología Radioterápica |
| SEOR | Société d'Etudes Ornithologiques de la Réunion |
| SEOR | Search Engine Optimization Resources |
| SEOR | Stichting Economisch Onderzoek Rotterdam (The Netherlands) |
| SEOR | Specific Emission Odour Rate |
| SEOR | Southeastern Oceanic Region |
| SEOR | South Eastern Ontario Region (Canada) |
| SEOR | Search Engine Orientation |
| SEOR | Sensitivity Enhanced Optical Receiver |