| CTW | central terminal of Wilson; combined testicular weight |
|---|---|
| DNTT | terminal deoxynucleotidyltransferase |
| ERT | esophageal radionuclide transit; estrogen replacement therapy; examination room terminal; external r... |
| ET | educational therapy; effective temperature; ejection time; embryo transfer; endothelin; endotoxin; e... |
| Fd | the amino-terminal portion of the heavy chain of an immunoglobulin molecule; ferredoxin |