| Acronym | Meaning |
| WHH | Width At Half Height [in X-ray Diffraction] |
| AOM | Angular Overlap Model |
| SSM | Synthetic Soil Matrix (US EPA) |
| NADA | New Animal Drug Application |
| STA | Science And Technology Agency (Japan) |
| VHL | Von-Hippel Lindau |
| SDQ-MBPT | Single-double-quadruple Excitation Many-body Perturbation Theory |
| OHCE | One-and-a-half-centered Expansion (method For Calcns. On Charge Transfer In Ion-atom Scattering) |
| GCECD | Gas Chromatography Electron Capture Detector |
| HUD | Housing And Urban Development |