| Acronym | Meaning |
| PEEM | Panel Of Experts On Environmental Management |
| VBSCF | Valence Bond Self-consistent Field |
| RT-PCR | Reverse Transcription-polymerase Chain Reaction |
| AMBER | Assisted Model Building With Energy Refinement |
| MDGC | Multidimensional Gas Chromatography |
| EMTO | Extended Muffin-tin Orbital Method |
| BK | Brinkman-Kramers (approxn. In Ion-mol. Collision Quantum Calcn.) |
| APM | Atom Probe Microanalysis |
| IPNSO | Independent-pair Natural Spin Orbital |
| PIUG | Patent Information Users Group |