| Abbreviation | Definition |
|---|---|
| CVSA | Cyclic Vomiting Syndrome Association |
| CVTA | Coachella Valley Teachers Association |
| CVTA | Coosa Valley Tennis Association |
| CVTA | Cross Vermont Trail Association |
| CWA | California Waterfowl Association |
| CWA | Christopher Wren Association |
| CWA | Country Womens Association |
| CWAA | Camas Washougal Aviation Association |
| CWAA | Central Wisconsin Apartment Association |
| CWAA | Chicano Writers and Artists Association |
| CWAA | Chicanx Writers and Artists Association |
| CWAA | Cotton Warehouse Association of America |
| CWAA | County of Warwick Archery Association |
| CWAA | County of Worcester Archery Association |
| CWAA | County of Worcestershire Archery Association |
| CWAB | Cabell Wayne Association of the Blind |
| CWAB | Cricketers Welfare Association of Bangladesh |
| CWAS | candidate wide association study |
| CWAS | Chemistry Wide Association Studies |
| CWAS | Chemistry Wide Association Study |