| Acronym | Meaning |
| CBEDP | Convergent-beam Electron-diffraction Pattern |
| BABB | Back Arc Basin Basalt |
| CSD | Charge State Distribution |
| LNA | Locked Nucleic Acid |
| GLF | Generalized Laguerre Function |
| DWTM | Distorted Wave T-matrix (for Electron-atom Scattering) |
| SERC | State Emergency Response Commission |
| GTP | Guanosine 5'-triphosphate |
| RPEHMO | Relativistically Parametrized Extended Hueckel MO |
| SAAP | Spin Adapted Antisymmetrized Product (in MC-SCF Theory) |