| Abbreviation | Definition |
|---|---|
| CBS | Charles Bonnet syndrome |
| CBS | chronic brain syndrome |
| CBS | classic Bartter syndrome |
| CBS | clinical behavioural science |
| CBS | coherent backscattering |
| CBS | colloidal bismuth subcitrate |
| CBS | Combined Behavioral Score |
| CBS | common basic specification |
| CBS | common brainstem system |
| CBS | Community Based Services |
| CBS | conjugated bile salts |
| CBS | cord blood serum |
| CBS | coronary bypass surgery |
| CBS | corticobasal syndrome |
| CBS | culture-bound syndrome |
| CBS | Current Beneficiary Survey |
| CBS | cystathionine-beta-synthetase |
| CBSA | Commissioning Business Support Agency, now Health Commissioning Service???HCS |
| CBSA | Commissioning Business Support Agency, now Health Commissioning ServiceHCS |
| CBSA | Commissioning Business Support Agency, now Health Commissioning Service–HCS |