| Acronym | Meaning |
| SDF | Shared Data Facility |
| C&DH | Command And Data Handling |
| GMU | Gyro Mechanical Unit |
| ANPR | Advance Notice Of Proposed Rulemaking |
| KPP | K Profile Parameterization |
| DP | Defense Programs |
| BFPQ | Block Floating Point Quantizer |
| SD | Standard Deviation |
| AVS | Application Visualization System |
| GGS | Global Geospace Study |