| Acronym | Meaning |
| APEX | Active Plasma Experiment Satellite |
| DZ | Dunning-Huzinaga (basis Sets) |
| FPC | Federal Power Commission |
| PB | Particle Beam |
| TERRACE | Terrestrial Runoff Modeling For Risk Assessment Of Chem. Exposure |
| GBS | Group B Streptococci |
| PA | Photoinduced Absorption |
| DCB | Distorted Coulomb-Born Approxn. |
| ROD | Record Of Decision |
| NDBEPR | Nitrification-denitrification Biological Excess Phosphorus Removal |