| Acronym | Meaning |
| PE | Performance Evaluation |
| FSGF | FREEON Symmetric Group Formulation (of Hartree-Fock Theory) |
| CNDP | Cold Neutron Depth Profiling |
| CAST | CERN Axion Solar Telescope |
| PRECP | Processing Emissions By Cloud And Precipitation (DOE Program) |
| ASIC | Application Specific Integrated Circuit |
| ABA | Abscisic Acid |
| WSDA | Weighted Spin-density Approxn. |
| TRXPS | Total Reflection X-ray Photoelectron Spectroscopy |
| AIPA | American Inventors Protection Act |