| Abbreviation | Definition |
|---|---|
| SADP | Sydney Anxiety Disorders Practice |
| SADR | Ṣadr |
| SADR | Sahrawi Arab Democratic Republic |
| SADR | Sample and Data Request |
| SADR | Super Agent Distributed Repository |
| SADS | SADS Abbreviation Define SADS |
| SADS | Same Add Different Subtract |
| SADS | Seasonal affective disorder SAD |
| SADS | Share At Door Step |
| SADS | Silicide As Diffusion Source |
| SADS | Social Adult Day Services |
| SADS | Submarine Active Detection System |
| SADT | Structured Analysis and Design Technique |
| SADU | San Antonio Dance Umbrella |
| SADU | Small Arms and Demobilisation Unit |
| SADU | Strategic Account Development Unit |
| SADX | Sonic Adventure DX |
| SAE | Scientific Active Equity |
| SAE | Scripted Amiga Emulator |
| SAE | Self Addressed Envelope |