| Acronym | Meaning |
| ISLSCP | International Satellite Land-Surface Climatology Project |
| NLDS | National Lightning Detection System |
| ARC | Applied Research Corporation |
| MOS | Model Output Statistics |
| MICR | Magnetic Ink Character Reader |
| ORNL | Oak Ridge National Laboratory |
| TDL | Techniques Development Lab |
| SOPAC | Scripps Orbit And Permanent Array Center |
| R&D | Research And Development |
| NAS | National Airspace System |