| Abbreviation | Definition |
|---|---|
| ASD(MRA&L) | Assistant Secretary of Defense for Manpower, Reserve Affairs, and Logistics |
| ASD(NII) | Assistant Secretary of Defense ( National Information Infrastructure) |
| ASD(NII) | Assistant Secretary of Defense (Networks and Information Integration) |
| ASD(P&L) | Assistant Secretary of Defense (Production and Logistics) |
| ASD(PA&E) | Assistant Secretary of Defense (Program Analysis and Evaluation) |
| ASD(PA) | Assistant Secretary of Defense (Public Affairs) |
| ASD(R&E) | Assistant Secretary of Defense for Research & Engineering |
| ASD(RA) | Assistant Secretary of Defense (Reserve Affairs) |
| ASD(RE) | Assistant Secretary of Defense for Research Engineering |
| ASD(RSA) | Assistant Secretary of Defense (Regional Security Affairs) |
| ASD(S&R) | Assistant Secretary of Defense (Strategy and Requirements) |
| ASD(SO/LIC&IC) | Assistant Secretary of Defense For Special Operations and Low-Intensity Conflict and Interdependent Capabilities |
| ASD(SO/LIC) | Assistant Secretary of Defense (Special Operations and Low-Intensity Conflict) |
| ASDB | Advanced Ship Design Bureau |
| ASDF | A Special Defensive Force |
| ASDF | Air Self Defense Force |
| ASDI | All-Source Document Index |
| ASDI | Analog Simple Data Interface |
| ASDIC | Anti Submarine Detection Investigating Committee |
| ASDIC | Anti Submarine Detection Investigation Committee |