| Acronym | Meaning |
| (A3) | Armor/anti-armor |
| TOPS | Transcendental Operating System |
| SCM | Solar Constant Monitor |
| TIGCM | Thermosphere-ionosphere General Circulation Model |
| PEATMOS | Primitive Equation And Trojectory Model Output Statistics |
| NTCC | Nimbus Technical Control Center |
| MODE | Mid-Oceanic Dynamics Experiment |
| STSP | Solar Terrestrial Science Programme |
| ATEX | Atlantic Tradewind Experiment |
| VTPR | Vertical Temperature Profile Radiometer |