| Acronym | Meaning |
| DZP | (double Zeta)-polarization Contracted Gaussian Basis Set |
| REO | Rare Earth Oxide |
| CIRRIS | Cryogenic InfraRed Radiance Instrument For Shuttle |
| AM | Arithmetic Mean |
| AISIT | Automatic Intelligent Sampler For Inorganic Trace Constituents |
| ESAD | Electron-stimulated Associative Desorption |
| BOM | Benthic Organic Matter |
| CWM | Coal Water Mixture |
| XTM | X-ray Tomographic Microscopy |
| LQR | Linear Quadratic Regulator |