| Acronym | Meaning |
| GEU | Gyro Electronics Unit |
| TOS | Tiros Operational Satellite |
| CAPP | Center For Applied Parallel Processing |
| MMD | Mass Median Diameter |
| EPIC | Environmental Photographic Interpretation Center |
| BAFO | Best And Final Offer |
| NESDIS | National Earth Satellite Data And Information System |
| CARA | Center For Astrophysical Research In Antarctica |
| UKAERE | United Kingdom Atomic Energy Research Establishment |
| AFEL | Advanced Free-electron Laser |