| Abbreviation | Definition |
|---|---|
| DEP | Distinguished Experts Panel |
| DesignCon | Semiconductor and Electronic Design Conference |
| DEXA | International Conference and Workshop on Database and Expert Systems Applications |
| DFMC | Diocesan Fiscal Management Conference |
| DFPC | Dutch Fluid Power Conference |
| DFTVS | IEEE International Symposium on Defect and Fault Tolerance in VLSI (Very-Large-Scale Integration) Systems |
| DGC | Digital Games Conference |
| DGCC | Donald Gordon Conference Centre |
| DICM | Digital Imaging and Communications in Medicine |
| DICOM | International Zurich Seminar on DIgital COMmunications |
| DIFAC | Dubai International Furniture Accessories & Components & Semi-Finished Products Show |
| DILF | Delhi International Leather Fair |
| DISPL | International DISPLay Research Conference |
| DKSME | International Conference on Data and Knowledge Systems for Manufacturing and Engineering |
| DLAC | Digital Learning Annual Conference |
| DLCC | Deeper Life Conference Centre |
| DLCC | Developing Leadership Capacity Conference |
| DLNC | Department Leadership National Conference |
| DLP | Digital Light Projection |
| DMAC | Diversity MBA Admissions Conference |