| Acronym | Meaning |
| DSS | Deep Seismic Sounding |
| CELRF | Canadian Environmental Law Research Foundation |
| IITA | Information Infrastructure Technology And Applications |
| VFD | Vacuum Fluorescent Display |
| LEP | Large Electron-Positron Collider |
| DCXRD | Double Crystal X-ray Diffraction |
| NHGRI | National Human Genome Research Institute |
| RMC | Relativistic Multiconfiguration |
| LCGTO-LSD-VW | Linear Combination Of Gaussian Type Orbitals-local Spin Density-Vosko-Wilk-Nusair |
| ITFW | Improved Thomas-Fermi-Weizaecker (model) |