| Acronym | Meaning |
 | OBAC | Office Of Budget And Control |
| CASE | Computer Aided Software Engineering |
| HEAO | High Energy Astronomy Observatory |
| GARDIAN | GBL Point Defense System |
| HADS | Hydrometeorological Automated Data System |
| HAC | Heads And Chairs |
| DIFAX | Digital Facsimile Map |
| BD | Blowdown |
| MAR | Modernization And Associated Restructing |
| ADA | Applied Decision Analysis |
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