| Acronym | Meaning |
| ORC | Origin Recognition Complex |
| IMPEACH-MBC | Improved Performance Accordion Heteronuclear Multiple-bond Correlation |
| OSCCM | Open-shell Coupled-cluster Method (in Electronic Property Calcn.) |
| EASTT | Environmental Advisory Service For Technology Transfer |
| LOPC | Laser Optical Particle Counter |
| SQG | Small Quantity Generator |
| PESTANV4.0 | Pesticide Analytical Model Version 4.0 |
| MEPC | Marine Environment Protection Committee |
| CPIMA | Center On Polymer Interfaces And Macromolecular Assemblies |
| CC | Coupled-cluster (quantum Calcn. Method) |