| Acronym | Meaning |
| IIA | Information Industry Association |
| NCSRP | National Contaminated Sites Remediation Program |
| LACE | Laser-assisted Chemical Etching |
| TAD | Thermophilic Aerobic Digestion (of Sewage Sludge) |
| PETN | Pentaerythritol Tetranitrate |
| PTGF | Perturbative-type Green Function |
| QMC | Quantum Monte-Carlo (theory For Many-electron Atoms And Mols.) |
| SPE | Solar Proton Event |
| AFV | Alternatively Fueled Vehicle |
| PCGVB | Pairwise Correlated Generalized Valence Bond Method |