| Acronym | Meaning |
| FWHM | Full Width |
| MCR | Multichannel Cloud Radiometer |
| GWC | Global Weather Center |
| MOL | Manned Orbital Laboratory |
| PRF | Pulse Repetition Frequency |
| HDGEC | Human Dimension Of Global Environment Change |
| MASSCOMP | Massachusetts Computer Corporation |
| GAMETAG | Global Atmospheric Measurements Experiment On Tropospheric Aerosols And Gases |
| TSM | Theoretical Studies And Modeling |
| IMP | Interplanetary Monitoring Platform |