| Acronym | Meaning |
| FBR | Fast Breeder Reactor |
| GLT | Geochemical Logging Tool |
| QFDFT | Quantum-fluid Density-functional Theory |
| DTA | Direct Toxicity Assessment (of Wastewater Discharges) |
| SXES | Soft X-ray Emission Spectroscopy |
| CDIAC | Carbon Dioxide Information Analysis Center |
| HTTP | Hypertext Transfer Protocol |
| HFD-C | Hartree-Fock-dispersion With Repulsive SCF Component (intermol. Potential) |
| MBS | Minimum Basis Set Wave Function |
| CMLS | Chemical Movement In Layered Soils |