| Term | Full Form | Category |
|---|---|---|
| SIOD | Scheme in One Day | Others |
| SIOD | Scheme In One Defun | Others |
| SIOD | Schimke immuno osseous dysplasia | Others |
| SIOD | Security Incident Origin Discovery | Others |
| SIOD | Statistics and its Interactions with Other Disciplines | Others |
| SIOD | subtropical Indian Ocean dipole | Others |
| SIOD | Swiss Institute of Directors | Others |