| Acronym | Meaning |
| NIGEC | National Institute For Global Environmental Change |
| AWFTF | Aviation Weather Forecasting Task Force |
| FIRE | First ISLSCP Regional Experiment |
| EDS | Electronic Data Systems |
| ETA | A Subsidiary Of Control Data Corporation That Manufactures Supercomputers |
| ATV | Ariane Transfer Vehicle |
| AMMORA | Adaptation Of Meso-beta-scale Models For Operational And Research Applications |
| MCS | Mesoscale Convective System |
| AMI | Active Microwave Instrument |
| PSC | Pittsburgh Supercomputing Center |