| Acronym | Meaning |
| LHSF | Local Hyperspherical Surface Functions (in Quantum Calcns. On Reactive Scattering) |
| IEMM | Incident Energy Modulation Method |
| QUAX | Quantitative Phase-Analysis With X-ray Powder Diffraction |
| DBE | Deep Basin Experiment |
| NEDT | Noise Equivalent Delta T |
| QRIOSA | Quantum Reactive Infinite Order Sudden Approxn. |
| COPNA | Condensed Polynuclear Aromatics |
| THTR | Thorium High Temperature Reactor |
| NLO | Nonlinear Optical |
| OIG | Office Of Inspector General |