| Acronym | Meaning |
| MT | Magnetic Tape |
| DCA | Data Collection Assignment |
| SCR | Selective Chopper Radiometer |
| TRMM | Tropical Rainfall Measuring Mission |
| ESF | European Science Foundation |
| RACOON | Radiation Controlled Balloon |
| ARTCC | Air Route Traffic Control Center |
| PCRGA | Precipitation Chemistry |
| NPI | North Pacific Index |
| GLOCHEM | Global Atmospheric Chemistry (or Chemical) Survey |