| Acronym | Meaning |
| SPEED | Selective Potentiostatic Etching By Electrolytic Dissolution |
| GPSC | Gas Proportional Scintillation Counter |
| UMNDO | Spin-unrestricted Modified Neglect Of Diatomic Overlap |
| HOEF | Harmonic Oscillator With External Field Model (in Collisions) |
| NASP | National Aerospace Plane |
| BIND | Biomolecular Interaction Network Database |
| NTSB | National Transportation Safety Board |
| APT | Accelerator Production Of Tritium |
| TDC | Top Dead Center |
| CPT | Coulomb Wave-plane Wave (description With) Truncated (treatment) |