| Acronym | Meaning |
| NPI | NEXRAD Product Interface |
| DRGS | Direct Read-out Ground Station |
| NAILS | NCAR Airborne Infrared Lidar System |
| FHWA | Federal Highway Administration |
| TAP LS | Liquid And Solid Particles |
| PIFM | Practical Improved Flux Method |
| FAPS | Freedom Attached Payloads |
| AMTS | Advanced Moisture And Temperature Sounder |
| PMS | Particle Measuring Systems |
| SOFAR | Sound |