| Acronym | Meaning |
| WMP | Weather Modification Program |
| RDC | Regional Data Center |
| KP | Low Magnetic Activity |
| AADT | Average Annual Weekday Traffic |
| AIC | Acceptable Intake For Chronic Exposure |
| ESSC | Environmental Science Services Administration |
| VTVM | Vacuum Tube Voltmeter |
| BDL | Boundary Layer |
| SCM | Small Core Memory |
| OMEGA | Operational And Prediction Multi-scale Environmental Model With Grid Adaptivity |