| Acronym | Meaning |
| ABM | Anti-Ballistic Missile - Asynchronous Balanced Mode - Automated Banking Machine |
| ESO | European Southern Observatory |
| NACA | (U.S.) National Advisory Committee For Aeronautics (1915?1958 |
| IRSN | Institut De Radioprotection Et De S?ret? Nucl?aire (French |
| TBD | To Be Determined |
| MILSTRIP | Military Standard Requisitioning And Issue Procedure |
| RCAR | Research Council For Automobile Repairs (are-car) |
| ACDA | Arms Control & Disarmament Agency |
| RB | Rubidium |
| GLV | Gained Life Value |