| Acronym | Meaning |
| DSAA | (U.S.) Defense Security Assistance Agency |
| DMS | U.S. Defense Message System |
| GPL | General Public License |
| PERL | Usually Lower Case Practical Extraction And Report Language |
| DAU | (U.S.) Defense Acquisition University |
| MRSA | Methicillin-resistant Staphylococcus Aureus |
| MCT | Movement Control Team |
| ORSA | Oxacillin-resistant Staphylococcus Aureus - Operations Research Society Of America |
| HIMEZ | High Altitude Missile Engagement Zone |
| WAAC | Women's Army Auxiliary Corps (WWII UK) |