| Acronym | Meaning |
| NSG | Natural Systems Group |
| AM | Amplitude Modulation |
| GAU | General Accounting Unit |
| HSCT | High Speed Civil Transport |
| FRMAC | Federal Radiological Monitoring And Assessment Center |
| DEC | DOE Environmental Checklist |
| GLRS | Geodynamics (or Geoscience) Laser Ranging System |
| IFREMER | Institut Francais Re'checche Pour L'Exploitation De La Mer |
| ASR | Airport Surveillance Radar |
| MMAC | Multi-Media Access Center |