| Acronym | Meaning |
| EISA | Extended Industry Standard Architecture |
| ATDRSS | Advanced TDRSS |
| DLS | Dynamic Limb Sounder |
| ALPS | Accidental Launch Protection System |
| TERAFLOPS | Trillions Of Arithmetic Operations Per Second |
| SST | Sea Surface Temperature |
| LRIR | Limb Radiance Inversion (or Infrared) Radiometer |
| NREL | National Resource Ecology Laboratory |
| FHSA | Federal Hazardous Substances Act |
| I/F | Interface |