| Acronym | Meaning |
| QUE | Quantized Universal Enveloping (algebras In Mol. Vibrational Spectra Calcns.) |
| JEIP | Joint Emission Inventory Program |
| RMRCI | Relativistic MR-CI |
| DSA | Dynamic Simulated Annealing (for Electronic Structure In Liq.metals) |
| NLAP | Nonlimited Aeration Process (for Waste Treatment) |
| HRS | Hazard Ranking System |
| AODC | Australian Oceanographic Data Center |
| EBI | European Bioinformatics Institute |
| EBMUD | East Bay Municipal Utility District (Oakland |
| TCA | Trichloroacetic Acid |