| Acronym | Definition |
|---|
| SCAS | South Central Ambulance Service (National Health Service; UK) |
| SCAS | Symptomatic Carotid Artery Stenosis |
| SCAS | Service Commun d'Action Sociale (French: Common Service for Social Action) |
| SCAS | Scan String |
| SCAS | Swiss Center for Affective Sciences (Geneva, Switzerland) |
| SCAS | Small Community Air Service (US DOT) |
| SCAS | Southern Counties Archery Society (UK region) |
| SCAS | Soil, Crop and Atmospheric Sciences (agriculture; various organizations) |
| SCAS | Serious Crime Analysis Section (UK) |
| SCAS | Summit County Ambulance Service (Colorado) |
| SCAS | Stability Control Augmentation System |
| SCAS | Sigur Center for Asian Studies (George Washington University; Washington, DC) |
| SCAS | Semicontinuous Activated-Sludge |
| SCAS | Southern Cross Astronomical Society, Inc. |
| SCAS | Stability and Control Augmentation Systems |
| SCAS | Subsystem Computer Application Software (US NASA) |
| SCAS | Seoul Cigar Aficionado Society (Seoul, South Korea) |
| SCAS | Senior Claims Auto Specialist (insurance) |
| SCAS | Staff Crisis Action System |
| SCAS | Standard Configuration Accounting System |
| SCAS | Stanwood and Community Ambulance Service (Stanwood, Washington0 |
| SCAS | Saginaw County Agricultural Society (Michigan) |