| Acronym | Meaning |
| PCM | Pulse Code Modulation |
| IBM AT | IBM Advanced Technology Personal Computer |
| AL/HPD | AL Health Protection Division |
| MSI | Measurements |
| ISAMS | Improved Stratospheric And Mesospheric Sounder |
| HRPT | High Resolution Picture Transmission |
| FR | Full Resolution |
| VTPR | Vertical Temperature Profile Radiometer |
| JCL | Job Control Language |
| CCSP | U.S. Climate Change Science Program |