| Abbreviation | Definition |
|---|---|
| DCS | Dynamic Coordinate System |
| DCSA | Defence Communication Services Agency |
| DCSA | Dependent Care Spending Account |
| DCSA | Deputy Chief of Staff for Analysis |
| DCSAIM | Deputy Chief of Staff for Automation and Information Management |
| DCSBOS | Deputy Chief of Staff for Base Support Operations |
| DCSC | Defense Construction Supply Center |
| DCSC-4 | Deputy Chief of Staff for C4 (Command, Control, Communications, and Computers) |
| DCSCD | Deputy Chief of Staff for Combat Developments |
| DCSCDD | Deputy Chief of Staff for Concepts, Doctrine, and Development |
| DCSCU | Dual Capability Servo Control Unit |
| DCSDOC | Deputy Chief of Staff for Doctrine |
| DCSENG | Deputy Chief of Staff for Engineering |
| DCSI | Data Channel Status Indicator |
| DCSI | Defense Communications System Installation |
| DCSIM | Deputy Chief of Staff for Information Management |
| DCSINT | Deputy Chief of Staff for Intelligence |
| DCSLOG | Deputy Chief of Staff for Logistics |
| DCSOPS | Deputy Chief of Staff for Operations and Plans |
| DCSOPS | Deputy Chief of Staff Operations and Plans |