| Acronym | Meaning |
| SIFS | Solvent-induced Frequency Shifts |
| NGO | Nongovernment Organization(s) |
| HQSAR | Holographic Quantitative Structure-activity Relationship |
| FSCC | Fock Space Coupled Cluster |
| HMTA | Hazardous Material Transportation Act |
| NAVORDSTA | Naval Ordnance Station (US) |
| FSMRCCSD | Fock Space Multireference Coupled Cluster (with) Single (and) Double Excitations |
| TPPI | Time Proportional Phase Increment |
| SZA | Solar Zenith Angle |
| APME | Association Of Plastics Manufacturers In Europe |