| Abbreviation | Definition |
|---|---|
| SADI | Smallholder Agribusiness development Initiative—is |
| SADI | Strategic Aerospace and Defence Initiative |
| SADI | Summerland Asset Development Initiative |
| SADI | Superior Achievement in Design and Imaging |
| SADI | Survey Analysis Design and Implementation |
| SADIC | Simple Atom Depth Index Calculator |
| SADIT | Sexual Abuse Dynamics and Intervention Training |
| SADIT | Single Access Dual Injection Technique |
| SADIYA | Sheffield and District Iyengar Yoga Association |
| SADM | Special Atomic Demolition Munition |
| SADMG | South Asia Developing Markets Group |
| SADMG | Southland Alcohol and Drug Managers Group |
| SADN | Sensor Actuator and Device Network |
| SADN | Subdomain Adaptative Deep Network |
| SADO | Samaritan Action Development Organization |
| SADO | Senior Air Defense Officer |
| SADO | Societa Anonima Decostruzionismi Organici |
| SADP | Search Active Device Protocol |
| SADP | Search Active Devices Protocol |
| SADP | Self Aligned Double Patterning |