| Acronym | Meaning |
| MDCB | Methods And Data Comparability Board |
| DWSBA | Distorted Wave Second Born Approxn. |
| AMS | American Mathematical Society |
| PPGVB | Perfect Pairing Generalized Valence Bond (wave Function) |
| PVM | Photovoltaic Power Module |
| PRESS | Point Resolved Spectroscopy |
| HFP | Hartree-Fock Perturbation |
| ACA | American Crystallographic Association |
| SMOC | Standard Mean Ocean Chloride |
| LLC | Lewis Lung Carcinoma |