| Abbreviation | Definition |
|---|---|
| DDAVP | Desmopressin acetate |
| DDE | Delivery Date Estimator |
| DDF | Doctor's Dermatologic Formula |
| DDGS | Dried Distillers Grains with Solubles |
| DDK | Directional Drilling Kit |
| DDO | Dynamic Decision Ordering |
| DDV | Direct Drive Valve |
| DE | Double Ended |
| DEARO | Digital Enhancement of Automobile service and Repair Operations |
| DECA | Digitally Enhanced Computerized Aide |
| DEF | Diesel Exhaust Fluid |
| DEG | Diesel Engine Generator |
| DeLux | Double Luxury |
| DELVAC | Diesel Engine Lubricant VACuum oil |
| DEOS | Defining Expression Of Sound |
| DEP | Dead End Products |
| DEP | Detroit Engineered Products |
| DEPL | Degausser Evaluated Products List |
| DER | Distributed Energy Resource |
| DERH | DMF Emergency Remote lamp Head |