| Acronym | Meaning |
| LRT | Long Range Transport |
| PIPS | Passivated Implanted Planar Silicon |
| HYSCORE | Hyperfine Sublevel Correlation Spectroscopy |
| BAFF | B-cell Activating Factor |
| NOGF | Nonorthogonal Group Function Approximation |
| GLIS | Global Land Information System |
| LZC | Liquid Zone Control (in Alloy Processing) |
| SBA | Short Bed Adsorbers |
| CEPPO | Chemical Emergency Preparedness And Prevention Office |
| PACVD | Plasma-assisted Chemical Vapor Deposition |