| DBMS | data base management systems |
|---|---|
| DCN | data collection network; deep cerebral nucleus; delayed conditioned necrosis; depressed, cognitively... |
| DCR | dacryocystorhinostomy; data conversion receiver; direct cortical response |
| DD | dangerous drug; data definition; day of delivery; degenerated disc; degenerative disease; delusional... |
| DML | data manipulation language; distal motor latency |