| Acronym | Meaning |
| EEA | European Environment Agency |
| CCM | Community Climate Model |
| AER | Advanced Electric Reactor |
| MTF | Mississippi Test Facility |
| NRDC | National Research Development Corporation |
| PPS | Physical Plant Services |
| NPAS | Network Planning And Analysis System |
| CAD/CAM | Computer-design/computer-aided Manufacturing |
| ACC | Abnormal Condition Control |
| PEL | Photo-electron Layer |