| Acronym | Meaning |
| NISTO | Non-integer Slater-type Orbital |
| RFETS | Rocky Flats Environmental Technology Site |
| DWSBA | Distorted Wave Second Born Approxn. |
| PHC | Photonic Crystal |
| VMD | Vector Meson Dominance |
| IEC | Ion-exchange Chromatography |
| MSX | Midcourse Space Experiment |
| CISDQ | Configuration Interaction With Single |
| RBF | Radial Basis Function |
| MCE | Microchannel Epitaxy |