| Acronym | Meaning |
| VIRGS | VISSR Image Registration And Gridding System |
| NIU | Network Interface Unit |
| RAS | Retrospective Analysis System |
| EH | Assistant Secretary For Environment |
| CBT | Computer Based Training |
| AVC | Advanced Vector Computer |
| ISRO | Indian Space Research Organization |
| AMWG | Atmosphere Model Working Group |
| FIRE-ACE | First ISCCP International Satellite Cloud Climatology Program |
| ETM | Enhanced Thematic Mapper |