| Acronym | Meaning |
| OBC | Onboard Computer |
| ECTD | Emission Control Technology Division |
| SPC | Sector Processing Center |
| GARP | Global Atmospheric Research Program |
| UMASS | University Of Massachusetts |
| ABM | Antiballistic Missile |
| BGP4 | Border Gateway Protocol Version 4 |
| OPAL | Opacity Project At Livermore |
| AMI | Active Microwave Instrument |
| JGOFS | Joint Global Ocean Flux Study |