| SEC | secretin; Singapore epidemic conjunctivitis; soft elastic capsule |
|---|---|
| SEG | segment; soft elastic gelatin; sonoencephalogram |
| SF | Sabin-Feldman [test]; safety factor; salt-free; scarlet fever; screen film; seminal fluid; serosal f... |
| SP | sacroposterior; sacrum to pubis; salivary progesterone; schizotypal personality; semi-private [room]... |
| STANDOUT | soft thresholding and depth cueing of unspecified techniques |