| Acronym | Meaning |
| TEO | Topological Equivalent Orbital |
| CPSSR | Coulomb-repulsion Perturbed Stationary State With Relativistic Effects |
| EORCU | European Ozone Research Coordinating Unit |
| MRS | Magnetic Resonance Spectroscopy |
| CGE | Capillary Gel Electrophoresis |
| CMAQ | Community Multiscale Air Quality |
| GWD | Gaussian Wave Packet Dynamics |
| LDD | Lightly Doped Drain |
| GSO | General Spin Orbital |
| DHA | Docosahexaenoic Acid |