| Abbreviation | Definition |
|---|---|
| SS | seizure-sensitive |
| SS | selective shunt |
| SS | self service |
| SS | self stimulation |
| SS | self-selected |
| SS | sepsis syndrome |
| SS | septic shock |
| SS | serum sickness |
| SS | severity score |
| SS | Sézary syndrome |
| SS | shear stress |
| SS | short stature |
| SS | sicca syndrome |
| SS | sidestream smoke |
| SS | side-to-side |
| SS | silk suture |
| SS | single stranded |
| SS | Sjögren syndrome |
| SS | skull series |
| SS | sliding scale |