| Abbreviation | Definition |
|---|---|
| CWN | Comedy World Network |
| CWPC | Canadian Women's Press Club |
| CYL | CYLinder |
| CZR | Chang Zuo Ren |
| DAD | Decide, Announce, Defend |
| DAT | Digital Audio Tape |
| DBSM | Death By Social Media |
| DBTVS | Digital BroadBand Television Station |
| DC | Direct Current |
| DCDL | Des Chiffres et Des Lettres |
| DCME | Digital Content and Media Expert |
| DCP | Delta College Programming |
| DCQ | Delta College Quality (Broadcasting) |
| DD | Dolby Digital |
| DDM | Deseret Digital Media |
| DDN | Das Demographie Netzwerk |
| DDN | Dayton Daily News |
| DDN | Debbie Dean News |
| DDN | Design Diffusion News |
| DDN | Drink and Drugs News |