| 1/d | once a day |
|---|---|
| 2/d | twice a day |
| da | daughter; day; deca- |
| DCC | day care center; detected in colon cancer; dextran-coated charcoal; diameter of cylindrical collimat... |
| DD | dangerous drug; data definition; day of delivery; degenerated disc; degenerative disease; delusional... |