| Acronym | Meaning |
| DWPE | Distorted-wave (with) Polarization (and) Exchange |
| ATBN | Amine Terminated Butadiene Acrylonitrile (rubber) |
| OPC | Optical Particle Counter |
| IVAP | Intimate Valence Alternation Pairs (bonding Model In Electronic Structure Calcns.) |
| AOTS | Acoustic Optic Tunable Scanning |
| UCC | Unitary Coupled-cluster |
| RFM | Relativistic Mean Field |
| XPEEM | X-ray Photoemission Electron Microscopy |
| ACPAR | Angular Correlation Of Positron Annihilation Radiation |
| SGWD | Submarine Groundwater Discharge |