| Abbreviation | Definition |
|---|---|
| SAD | Shuttle Authorized Document |
| SAD | Solar Array Deployment |
| SAD | Spacecraft Attitude Display |
| SAD | Systems Allocation Document |
| SADA | Solar Array Drive Assembly |
| SADE | Solar Array Drive Electronics |
| SADE | Structural Assembly Demonstration Experiment |
| SADEC | Spin Axis Declination |
| SADM | Solar Array Drive Mechanism |
| SAE | Society of Automotive Engineers |
| SAE | Solar Array Experiment |
| SAEF | Spacecraft Assembly and Encapsulation Facility |
| SAES | Stand-Alone Engine Simulator |
| SAF | Satellite Application Facilities |
| SAFD | Systems Anomaly and Failure Detection |
| SAFE | San Andreas Fault Experiment |
| SAFE | Solar Array Flight Experiment |
| SAFER | Simplified Aid For EVA Rescue |
| SAGE-II | Second Stratospheric Aerosol Gas Experiment |
| SAIL | Shuttle Avionics Integration Laboratory |