| Acronym | Meaning |
| FSK | Frequency Shift Key(ing) |
| RAG | Resource Accounting Group |
| LIS | Library And Information Systems |
| PMB | Performance Measurement Baseline |
| DAIRS | Differential Absorption Infrared Sensor |
| DIC | Dissolved Inorganic Carbon |
| DMDS | DiMethyDiSulfide |
| INQUA | International Quaternary Research Association Or International Association On Quaternary Research |
| GTCSM | Global Tropospheric Chemistry Systems Model |
| EAA | Export Administration Act |