| SPU | short procedure unit; Society of Pediatric Urology; standardized photometric unit |
|---|---|
| SR | sarcoplasmic reticulum; saturation recovery; scanning radiometer; screen; secretion rate; sedimentat... |
| SRP | short rib-polydactyly [syndrome]; signal recognition particle; Society for Radiological Protection; ... |
| SRPS | short rib-polydactyly syndrome |
| SRW | short ragweed [test] |