| Acronym | Meaning |
| RCP | Rapid Crack Propagation |
| NTRS | National Technology Roadmap For Semiconductors |
| UCA | Unit Cell Approximation [simulation Method] |
| OPANA | Operational Version Of The Atm. Mesoscale Numerical Pollution Model |
| SOP | Second-order Potential (method For Positron-atom Scattering) |
| MVR | Mechanical Vapor Recompression (evaporator) |
| ERMM | Effective R-matrix Model (in Reactive Electron-mol. Scattering) |
| EBA | Expanded Bed Adsorption |
| PLI | Process Loading Intensity (of Biological Reactors) |
| CCFO | Charge-charge Flux Overlap (model In Mol.-property Calcns.) |