| Acronym | Meaning |
| KLOC | Kilolines (103) Of Code |
| NAO | North Atlantic Oscillation |
| DLPDU | Data Link Protocol Data Unit |
| PAWS | Psychological |
| HS | High Speed |
| AMS | Army Map Service |
| FICA | Federal Insurance Contributions Act |
| HARS | High-Altitude Route Structure Workstation |
| GEOSIF | Geoscientific Information Framework |
| MODE | MODE In Cospar Papers |