| Acronym | Meaning |
| DRS | Direct Recoil Spectroscopy |
| OBIC | Optical Beam Induced Current |
| CDRP | Carbon Dioxide Research Program (of US Department Of Energy) |
| MRL | Minimal Risk Levels |
| DIRBE | Diffuse IR Background Experiment |
| GFCI | Ground Fault Circuit Interrupter |
| FWHH | Full Width At The Half-height |
| LHM | Longuet-Higgins-Murrell Approximation |
| LAWG | Laboratory Accreditation Working Group |
| QCISD | Quadratic Configuration Interaction With Single And Double Excitation |