| Acronym | Meaning |
| PIXIE | Polar Ionospheric X-ray Imaging Experiment |
| MCXD | Magnetic Circular X-ray Dichroism |
| PFRAM | Polymeric Ferroelectric Random Access Memory |
| NICA | Nonideal Competitive Adsorption |
| TSD | Technical Support Document |
| EFOIA | Electronic Freedom Of Information Act |
| CAM | Complex Angular Momentum (for Rotationally Inelastic Scattering) |
| SBE | Sulfobutyl Ether |
| ERF | Electrorheological Fluid |
| CVA-MO | Core-valence Approxn.-MO (for At. Integral Calcns.) |