| RSSR | relative slow sinus rate |
|---|---|
| SAARD | slow-acting antirheumatic drug |
| SC | conditioned stimulus; sacrococcygeal; Sanitary Corps; scalenus [muscle]; scapula; Schwann cell; scia... |
| SCR | Schick conversion rate; short consensus repeat; silicon-controlled rectifier; skin conductance respo... |
| SCUF | slow continuous ultrafiltration therapy |