| Acronym | Meaning |
 | SSS | Software Segment Specification |
 | GEM | Geospace Environment Modeling Program |
 | MICROSOFT | Microsoft Corporation |
 | MARI | Middle Atmosphere Research Initiative |
 | ADM | Action Description Memorandum |
 | ERC | Environmental Research Center |
 | TIP | Terminal Interface Processor |
 | UCARIPO | UCAR Intellectual Property Officer |
 | LAPB | Local Analysis And Prediction Branch |
 | EH | Assistant Secretary For Environment |