| Acronym | Meaning |
| PWG SCF | Plane-wave Gaussian Self-consistent Field Method |
| MWP | Moving Wave Packet (model For Mol. Scattering) |
| GRP | Glass Reinforced Plastic |
| SDA | Subsurface Disposal Area |
| FOCO | First-order Correlation Orbital |
| MAB | Monoclonal Antibodies |
| CNDO/IP | Complete Neglect Of Differential Overlap/ionization Potential |
| CEFIC | Associazione Europea Dell'industria Chimica |
| ICP | Interactive Correlation Partitioning |
| GASPE | Gated Spin-echo |