| Acronym | Meaning |
| NCIS | Nadir Climate Interferometer Spectrometer |
| FPS | Foot-pound Second System Of Measurements |
| PDM | Pulse Duration Modulation |
| P/L-EX | Payload Executive |
| AWDAAS | Automatic Weather Data Acquisition And Archiving System |
| DIF | Directory Interchange Format |
| IMP | Interface Message Processor ARPANET |
| LCL | Lifting Consdensation Level |
| DMS | Data Management System |
| LAOL | Los Alamos Opacity Library |