| OS | left eye [Lat. oculus sinister]; occipitosacral; occupational safety; office surgery; Omenn syndrome... |
|---|---|
| HETP | height equivalent to a theoretical plate; hexaethyltetraphosphate |
| TGE | theoretical growth evaluation; transmissible gastroenteritis; tryptone glucose extract |
| theor | theory, theoretical |
| TRPT | theoretical renal phosphorus threshold |