| Acronym | Meaning |
| ESE MO | Essential-structure-elements Molecular Orbital |
| CTP | Cytidine 5'-triphosphate |
| AIN | Advanced Intelligent Networks |
| ATECT | Acetyl Triethyl Citrate |
| PVO | Pseudovalence Orbital |
| RRHO | Rigid Rotor-harmonic Oscillator (approxn.) |
| PGDN | Propylene Glycol Dinitrate |
| G1 | Gaussian-one (theory For Calcg. Mol. Energies) |
| PFA | Principal Factor Analysis |
| TDC | Time-to-Digital Converter |