| Acronym | Meaning |
| VF | Voice Frequency |
| SPIE | Society Of Photo-optical Engineers |
| GCM | Global Change Model |
| SSM/I | Special Sensor Microwave Imager |
| NTSB | National Transportation Safety Board |
| RDP | Research Data Program |
| UIPPA | See IUPAP |
| NDBC | National (or NOAA) Data Buoy Center |
| LIDAR | Light Detection And Ranging Instrument |
| PSAC | President's Science Advisory Committee |