| PL/I | programming language I (one) |
|---|---|
| sem | one-half [Lat. semis]; semen, seminal |
| SOLEC | stand on one leg eyes closed |
| XO | presence of only one sex chromosome; xanthine oxidase |
| Nutcracker syndrome | the vein from the left kidney is obstructed by one of the major arteries leaving the aorta. It can c... |