| Abbreviation | Definition |
|---|---|
| SCMR | Society for Cardiovascular Magnetic Resonance |
| SCNGA | Southern California Nikkei Golf Association |
| SCPI | Sehi Computer Products, Inc. |
| SCPT | Saskatchewan College of Physical Therapists |
| SCRS | Society of Collision Repair Specialists |
| SCRT | Society of Cleaning and Restoration Technicians |
| SCSA | South Cotswold Soaring Association |
| SCVIR | Society for CardioVascular and Interventional Radiologists |
| SCVS | Society for Clinical Vascular Surgery |
| SDA | Soap and Detergent Association |
| SDA | Society of Design Administration |
| SDA | Southwest Drycleaners Association |
| SDA | Special District Association |
| SDC | Software Development Cooperative |
| SDGI | Screen Directors Guild of Ireland |
| SDI | Steel Deck Institute |
| SDI | Steel Door Institute |
| SEAFDEC | Southeast Asian Fisheries Development Center |
| SEAI | Structural Engineers Association of Idaho |
| SEAP | Society of European Affairs Professionals |