| Acronym | Meaning |
| AAA | American Arbitration Association |
| PRIMO | Problems Related To Ionospheric Modeling And Observations Project |
| QPF | Quantitative Precipitation Forecasting |
| ERS-1 | European Remote Sensing Satellite 1 |
| BARC | Bhabha Atomic Research Centre |
| IRE | Institute Of Radio Engineers |
| CAS | Chemical Abstract Service |
| EEPROM | Electronically Eraseable And Programmable Read Only Memory |
| AES | Atmospheric Environment Service |
| GLOCHEM | Global Atmospheric Chemistry (or Chemical) Survey |