| Acronym | Meaning |
| GOE | Gaussian Orthogonal Ensemble (of Random Matrixes In Quantum Chaoticity Study In At. And Nuclear Energy Levels) |
| HGTF | Hermite Gaussian-type Function |
| EXES | Electron-induced X-ray Emission Spectrometry |
| CGCP | Canadian Global Change Program |
| LSC | Liq. Scintillation Counting |
| PDVSA | Petroleos De Venezuela |
| PCGVB | Pairwise Correlated Generalized Valence Bond Method |
| ESMS | Electrospray Ionization Mass Spectrometry |
| AOML | Atlantic Oceanographic And Meteorological Laboratory (of NOAA |
| CASE | Computer Aided Software Engineering |