| Acronym | Meaning |
| ELNES | Electron Energy-loss Near Edge Structure |
| ESA | Energy Sudden Approxn. (in Calcns. On Reactive Scattering) |
| MED | Mean Effective Dose |
| MAMO | Multiparameter Alternant Molecular Orbital |
| LPEE | Liquid Phase Electroepitaxy |
| PBIRG | Pharmaceutical Business Intelligence And Research Gro |
| FSIS | Food Safety And Inspection Service |
| WRDC | Wright Research And Development Center |
| IRED | IR Emitting Diode |
| OMB | Office Of Management And Budget |