| Acronym | Definition |
|---|
| CHAS | Charles |
| CHAS | Charleston |
| CHAS | Comprehensive Housing Affordability Strategy |
| CHAS | Child Health and Safety (Royal Children's Hospital; Australia) |
| CHAS | Contractors Health and Safety Assessment Scheme (UK) |
| CHAS | Center for Health Administration Studies |
| CHAS | Division of Chemical Health and Safety (American Chemical Society; also seen as DCHAS) |
| CHAS | Chicago High School for Agricultural Sciences |
| CHAS | Chemical Hazard Assessment System |
| CHAS | Corporate Headquarters Administrative Services (State Farm Insurance) |