| Acronym | Meaning |
| AFATDS | Advanced Field Artillery Tactical Data System |
| IRS | U.S. Internal Revenue Service |
| BOFH | Bastard Operator From Hell |
| NCO | Non-Commissioned Officer |
| CS | Combat Support - Computer Scientist -Costa Rica (FIPS 10-4 Country Code) - Serbia And Montenegro (ISO 3166 Digram) |
| EDC | DAAC -EROS Data Center Distributed Active Archive Center |
| HEO | Highly Elliptical Orbit |
| ROV | Remotely Operated Vehicle |
| ASBO | Anti-Social Behaviour Order |
| SRC | Scheduled Removal Component |