| Abbreviation | Definition |
|---|---|
| DEC | This term got 24 hits on 05.11.2011, and thus regarded as having been retired from active use |
| DEFRA | Department for Environment, Food and Rural Affairs |
| DEL | deltoid |
| DEL | delusion |
| DEN | Delay Event Notice |
| DEN | denervation |
| DEN | Dengue virus |
| DEN | Device Experience Network |
| DEN | diethylnitrosamine |
| DEN | doctors educational needs |
| DEN | doctors’ educational needs |
| DENS | doctor’s educational needs |
| DENS | doctors educational needs |
| DepMAC | Deployment Milestone Achievement Certificate |
| DES | deadly seven |
| DES | diffuse endocrine system |
| DES | Directed Enchanced Services |
| DES | Directed Enhanced Services |
| DES | distal esophageal sphincter American for distal oesophageal sphincter |
| DES | drug-eluting stent |