| Abbreviation | Definition |
|---|---|
| SQZ | Software Quality is Zero |
| SR | Safety Release |
| SR | Screen Region |
| SR | Seaman Recruit |
| SR | Security Release |
| SR | Selected Response |
| SR | Send Receive |
| SR | Service Record |
| SR | Short Range |
| SR | Slime Resistance |
| SR | Somewhat Recommended |
| SR | Special Reconnaissance |
| SR | Sporting Rifle |
| SR | Start Reliability |
| SR | Status Report |
| SR | Stoner Rifle |
| SR | Strategic Reconnaissance |
| SR | Success Ratio |
| SR | Summary Records |
| SR | Surveillance Radar |