| Acronym | Meaning |
| ESID | Environmental Statistics And Information Division |
| MWIR | Medium Wavelength IR |
| PNGV | Partnership For A New Generation Of Vehicles |
| MIEHM | Modified Iterative Extended Hueckel Method |
| BEI | Backscattered Electron Imaging |
| GCRIO | Global Change Research Information Office |
| AIPEA | Association Internationale Pour L'Etude Des Argiles |
| QDO | Quantum-defect Orbital (theory) |
| NESCAUM | North East States Coalition For Air Use Management |
| OKE | Optical Kerr Effect |