| Acronym | Meaning |
| SRU | Soil Remediation Unit |
| PTIS | Photothermal Ionization Spectroscopy |
| PCOS | Polycystic Ovary Syndrome |
| GRP | Gastrin-releasing Peptide |
| GBA | Generalized Born Approxn. |
| TSW | Torsional Spin Wave (type Of Hartree-Fock Wave Function) |
| ACIS | Advanced CCD Imaging Spectrometer |
| ITEP | Institute For Theoretical And Experimental Physics |
| API | Atmosheric Pressure Ionization |
| SF-PNM | Step Function Perturbative Numerical Method |