| Acronym | Meaning |
| GVFF | Generalized Valence Force Field |
| MEDO | Multipole Expansion Of Diatomic Overlap Approximation |
| PCOS | Polycystic Ovary Syndrome |
| RIS | Resonance Ionization Spectrometry |
| DPT | Direct Perturbation Theory |
| PCOP | Positron Correlation Polarization (potential) |
| SBMF | Slave-boson Mean Field (in Electronic-structure Calcns.) |
| ANOI | Advance Notice Of Intent |
| PRF | Pulse Repetition Frequency |
| PCO | Perturbational Crystal Orbital |