| Acronym | Definition |
|---|
| SEDI➣Executive Secretariat for Integral Development |
| SEDI➣Scientific Equipement Developement Institute (Enugu, Nigeria) |
| SEDI➣System for Electronic Disclosure by Insiders |
| SEDI➣Social and Enterprise Development Innovations |
| SEDI➣Study of the Earth's Deep Interior |
| SEDI➣Système Électronique de Déclaration des Initiés (French: System for electronic disclosure by insiders) |
| SEDI➣Social Enterprise Development Initiative |
| SEDI➣Systems Engineering and Development Institute (US DHS) |
| SEDI➣Sumitomo Electric Device Innovation (Japan) |
| SEDI➣Service d'échange de documents informatisés (Quebec, Canada) |
| SEDI➣Secure Electronic Data Interchange |