| Acronym | Meaning |
| SCEP | Self-consistent Electron-pair Theory |
| EPROM | Erasable Programmable Read Only Memory |
| CMSM | Continuum Multiple-scattering Model |
| POM | Particulate Organic Matter |
| DFB | Diffusion Brazing |
| ORAQI | Oak Ridge Air Quality Index |
| SU | Standard Unit |
| PCS | Photon Correlation Spectroscopy |
| SEMI | Semiconductor Equipment And Materials Institute |
| ECPMET | Extended Coupled Pair Many Electron Theory |