| Acronym | Meaning |
| ADGIXA | Angular-dependent Glancing-incidence X-ray Analysis |
| AGP | Antisymmetrized Geminal Product (wave Function) |
| IFAS | Integrated Fixed-film Activated Sludge |
| DERA | Defense Environmental Restoration Act |
| RMOS | Rotated Morse Oscillator Spline (function For Potential Surface Calcn.) |
| SCMCR | Simulated Countercurrent Moving-bed Chromatographic Reactor |
| CRF | Chromatographic Response Function |
| OGWDW | Office Of Ground Water And Drinking Water |
| THFFF | Thermal Field-flow Fractionation |
| RFG | Reformulated Gasoline |