| Acronym | Meaning |
| CNDO LHP | Complete Neglect Of Differential Overlap Longet-Higgins-Pople |
| NSR | Normalized Stoichiometric Ratio |
| CVF | Cobra Venom Factor |
| EFM | Electric Force Microscopy |
| TACI | Transmembrane Activator And CAML Interactor |
| GIAO | Gage-including Atomic Orbital |
| GPR | Ground-penetrating Radar |
| HSK | Hylleraas Scherr Knight (variational Perturbation Procedure) |
| RDO | Reduced Density Operator |
| CSOM | Confocal Scanning Optical Microscopy |