| Abbreviation | Definition |
|---|---|
| SAR | suspected adverse reaction |
| SAR | systemic anaphylactic reaction |
| SARM | selective androgen receptor modulator |
| SARP | Sexual Assault Response Policy |
| SARP | Sexual Attitude Reassessment Process |
| SAS | sarcoma-amplified sequence |
| SAS | saturated ammonium sulphate |
| SAS | Scottish Ambulance Service |
| SAS | serrated adenoma |
| SAS | severe aortic stenosis |
| SAS | short aorta syndrome |
| SAS | Sklar Aphasia Scale |
| SAS | sleep apnoea syndrome |
| SAS | staff and associate specialists |
| SAS | staff grade and associate specialist doctor |
| SAS | standard accounting system |
| SAS | Supplier Attachment Scheme |
| SASdoctor | Abbreviation for: |
| SAU | statistical analysis unit |
| SAU | surgical admission unit |