| Acronym | Meaning |
| FNOC | Fleet Numerical Operations Center |
| MFEM | Magnetic Field Explorer Mission |
| USN | United States Navy |
| ITOS | Improved Tiros Operational Satellite |
| GOM | Global Observations And Modeling Project |
| CDMS | Cryospheric Data Management System |
| MSS | Multi-spectral Scanner |
| AFT | Antifreeze Protein |
| ISRO | Indian Space Research Organization |
| ATEN | Association Technique De L'Energie Nucleaire |