| Abbreviation | Definition |
|---|---|
| DSB | DIBTS (Digital In-Band Trunk Signaling ) Signalling Buffer |
| DSB | Digital In-Band Trunk Signaling (DIBTS) Signaling Buffer |
| DSC | Defensive Space Control |
| DSC | Distinguished Service Cross |
| DSC | Dutch Sniper Clan |
| DSCA | Defense Support of Civil Authorities |
| DSCA | Defense Support to Civil Authorities |
| DSCC | Defense Supply Center Columbus |
| DSCP | Defense Supply Center Philadelphia |
| DSCR | Defense Supply Center Richmond |
| DSCR | Defense Supply Center, Richmond |
| DSCS | Defense Satellite Communications System |
| DSCS-MOD | Defense Satellite Communications System MODernization |
| DSCSOC | Defense Satellite Communications System Operations Center |
| DSCU | Dismounted Soldier Computer Unit |
| DSD | Defence Signals Directorate |
| DSD | Die Satan Die |
| DSD | Dirty Stinking Ditch |
| DSDI | Digital Simple Data Interface |
| DSDN | Distributed Software Development Network |