| Acronym | Meaning |
| NACA | National Agricultural Chemicals Association |
| MCRPA | Multiconfigurational Random Phase Approxn. |
| SDSS | Sloan Digital Sky Survey |
| DIPPR | Design Institute For Physical Property Data |
| TRES | Time-resolved Emission Spectroscopy |
| CFFE | Cumulative Fissile Fuel Enrichment |
| FAS | Flame Absorption Spectroscopy |
| ITRM | Inverse Thermoremanent Magnetization |
| HFPP | Hartree-Fock Pseudopotential |
| FAO | Food And Agriculture Organization |