| Acronym | Meaning |
| LEC | Liquid Encapsulated Czochralski |
| DCXRD | Double Crystal X-ray Diffraction |
| MTF | Multiple Tube Fermentation |
| ND | Nitrification Denitrification |
| RAS | Reflectance Anisotropy Spectroscopy |
| AVLIS | Atomic Vapor Laser Isotope Separation |
| CAPTEX | Cross-Appalachian Tracer Experiment |
| GCS | Geo-Common Subsystem (subsystem Of AIRS) |
| SACF | Symmetry-adapted Configuration Function |
| CWTC | Chemical Waste Transportation Council |