| Abbreviation | Definition |
|---|---|
| DCCA | Data Critical Corporation |
| DCEGE | Dot Com Entertainment |
| DCEL | Dobson Communications Corporation |
| DCGR | D C G R International Holdings |
| DCHK | Dealcheck.Com, Inc. |
| DCHT | D C H Technology, Inc. |
| DCIM | Dicom Imaging Systems, Inc. |
| DCLK | DoubleClick, Inc. |
| DCOM | Dime Community Bancshares |
| DCPCF | Dransfield China Paper Company |
| DCPT | Docuport, Inc. |
| DCRN | Diacrin, Inc. |
| DCRNW | Diacrin, Inc. Warrants |
| DCSR | Disc, Inc. |
| DCTG | Delta Capital Technologies |
| DCTI | Digital Courier Technologies, Inc. |
| DCTM | Documentum, Inc. |
| DDDC | Deltathree, Inc. |
| DDEQ | Diamond Equities, Inc. |
| DDEV | Distinctive Devices, Inc. |