| Acronym | Meaning |
| IEHMO | Iterative Extended Hueckel Molecular Orbital |
| HESS | High Energy Stereoscopic System |
| NVSM | Nonvolatile Semiconductor Memory |
| GSZ | Green-Sellin-Zachor Model Potential (for Atoms) |
| SLAM | Scanning Laser Acoustic Microscopy |
| CICAD | Concise International Chemical Assessment Documents |
| LCTV | Liquid Crystal Television |
| PTGC | Programmed-temperature Gas Chromatography |
| HIS | High Intensity Spectrometer |
| AFC | Assimilation (with) Fractional Crystallization (geochemistry) |