| Abbreviation | Definition |
|---|---|
| D | Diopter (lens strength) |
| D | Drug |
| D&C | Dilatation And Curettage |
| D&E | Dilatation And Evacuation |
| D/A | Date of Accident |
| D/C | Diarrhea/Constipation |
| D/DW | Dextrose in distilled water |
| D/NS | Dextrose in normal saline |
| D/O | Disorder |
| D/W | Dextrose And Water |
| D2R | dopamine D2 receptor |
| D5%DW | Dextrose 5% in distilled water |
| D5%NS | Dextrose 5% in normal saline |
| D50 | 50% dextrose injection |
| D51/2NS | dextrose 5% in 045% sodium chloride injection |
| D5LR | Dextrose 5% in Lactated Ringer's injection |
| D5NS | 5% dextrose in normal saline solution |
| D5W | 5% dextrose (in water) injection |
| D5W | 5% Dextrose in Water injection |
| DA | Degenerative arthritis |