| D/A | date of accident; date of admission; digital-to-analog [converter]; discharge and advise |
|---|---|
| DAC | derived air concentration; digital-to-analog converter; disaster assistance center; Division of Ambu... |
| DAS | dead air space; Death Anxiety Scale; delayed anovulatory syndrome; dextroamphetamine sulfate; digita... |
| DC | daily census; data communication; data conversion; decrease; deep compartment; Dental Corps; deoxych... |
| DCC | day care center; detected in colon cancer; dextran-coated charcoal; diameter of cylindrical collimat... |