| Acronym | Meaning |
| MLD | Magnetic Linear Dichroism |
| SCRPA | Separated Channel RPA |
| TEP | Thermoelectric Power |
| HOEF | Harmonic Oscillator With External Field Model (in Collisions) |
| CNDOL | Complete Neglect Of Differential Overlap-azimutal Quantum Number (of Valence AO'S) |
| ODFS | Optimized Dirac-Fock-Slater |
| CTM | Chemical Transport Model |
| BOT | Build-operate-transfer [an Agreement Or Contract] |
| PTM | Posttranslational Modification |
| NRHF | Numerical Restricted Hartree-Fock |