| Acronym | Meaning |
| GCTE | Global Change And Terrestrial Ecosystems |
| NAVSTAR | NAVigation Signal Timing And Ranging System |
| MLO | Mauna Loa Observatory |
| GSD | Geometric Standard Deviation |
| MTBF | Mean Time Between Failure |
| ZAMS | Zero Age Main Sequence |
| LACATE | Lower Atmosphere Composition And Temperature Experiment |
| CCCC | Center For Clouds |
| GCTM | Global Chemical Transport Model |
| MIB | Management Information Base |