| Acronym | Meaning |
| DZ | Dunning-Huzinaga (basis Sets) |
| LEELS | Low Energy Electron Loss Spectroscopy |
| ECP | Exchange Coupled Pair |
| MLIS | Molecular Laser Isotope Separation |
| INSIPID | Inadequate Sensitivity Improvement By Proton Indirect Detection |
| AFRSI | Advanced Flexible Reusable Surface Insulation |
| BFFAR | Benthic Foraminifera Accumulation Rate |
| RAM | Random Access Memory |
| SIMOX | Separation By Implanted Oxygen |
| UDWA | Unitarized Distorted-wave Approximation |