| Acronym | Meaning |
| TGRS | Transient Gamma-Ray Spectrometer |
| ESQC | Elastic Scattering Quantum Chemistry |
| P-A TEST | Presence-absence Test |
| IUVSTA | International Union Of Vacuum Science |
| OFR | Oxygen Free Radical |
| ECP | Effective Core Potential Approxn.(in Electronic-structure Calcn.) |
| ACPF | Averaged Coupled Pair Functional |
| ABP | Androgen-binding Protein |
| CEBAF | Continuous Electron Beam Accelerator Facility |
| NREP | National Registry Of Environmental Professionals |