| Acronym | Meaning |
| PIHMC | Path Integral Hybrid Monte Carlo |
| CAMV | Cauliflower Mosaic Virus |
| SI | State Interaction Method |
| ECL | Emitter Coupled Logic |
| ADI | Alternating Direction Implicit (method) |
| NCAM | Neural Cell Adhesion Molecule |
| TDGI | Time-dependent Gage-invariant (quantum Calcn. Method) |
| WWTP | Wastewater Treatment Plant Or Process |
| EIS | Environmental Impact Statement |
| SOI | Silicon On Insulator |