| Acronym | Meaning |
| GEWEX | Global Energy And Water Cycle Experiment |
| FIT | Field Investigation Team (US EPA) |
| CVL | Copper Vapor Laser |
| LASCS | Light-activated Silicon Controlled Switch |
| RRG | Rift-related Granitoids |
| QCT | Quasiclassical Trajectory (method For Mol. Collision Calcns.) |
| NCRDS | National Coal Resources Data System |
| SAMI | Southern Appalachian Mountains Initiative |
| OW | Office Of Water |
| DDBJ | DNA Data Bank Of Japan |