| Acronym | Meaning |
| IMF | Interplanetary Magnetic Field |
| ALS | Advanced Launch System |
| ALAP | As Low As Practical |
| AMAD | Activity-median Aerodynamic Diameter |
| LME | Layer Management Entity |
| TOGA | Tropical Ocean And Global Atmosphere Program(me) |
| RRWDS | Radar Remote Weather Display System |
| FORTRAN 77 | N/A |
| IFEOS | International Forum On Earth Observations Using Space Station Elements |
| DERF | Dynamic Extended Range Forecasting |