D
- DA – Defence Attaché
- DAC – Department of the Army Civilian
- DAGR – Defense Advanced GPS Receiver
- DARPA – Defense Advanced Research Projects Agency (U.S. Military)
- DCAA – Defense Contract Audit Agency
- DCMA – Defense Contract Management Agency
- DFAC – Dining Facility (U.S. Military)
- DFAS – Defense Finance and Accounting Service (U.S. Military) * D.I.A – Defensive Intelligence Agency
- DINFAC – Dining Facility (U.S. Military)
- DISA – Defense Information Systems Agency
- DLB – Dead Letter Box
- DMS – Defense Message System (U.S. Military)
- DMZ – Demilitarized Zone
- DoDAAC – Department of Defense Activity Address Code (U.S. Military)
- DoDAF – Department of Defense Architectural Framework (U.S. Military)
- DoDIC – Department of Defense Identification Code (U.S. Military)
- DOP – Drop-Off Point
- DPMs – Disruptive Pattern Material
- DRT – Dead Right There; wounded in such a way as to indicate immediate and/or unavoidable death; often used as a sarcastic form of the civilian acronym DOA (Dead On Arrival)
- DTO – Daily Tasking Order
- DZ – Drop Zone
Read more about this topic: List Of U.S. Government And Military Acronyms