| Acronym | Meaning |
| CCT | Computer-compatible Tape |
| WG/MDM | Working Group For Meteorological Data Management |
| VSWR | Voltage Standing-wave Ratio |
| ITWIS | Integrated Terminal Weather Information System |
| ROBIN | Falling Balloon Experiment |
| TGS | Text And Graphics System |
| OSO | Orbiting Solar Observatory |
| ACRIM | Active Cavity Radiometer Irradiance Monitor |
| ESSIS | Earth System Science Information System |
| MRB | Materials Review Board |