| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| SPR | sepiapterin reductase; serial probe recognition; specific pathogen free; Society for Pediatric Radio... |
| SOD | Super-Oxide Dismutase |
| SVC | 1) Superior Vena Cava 2) Super-Visor Call |
| shf | super-high frequency |