| Acronym | Meaning |
| NEEDS | N/A |
| AVARS | Aircraft Vertical Accelerometer Reports |
| MSIS | Mass Spectrometer And Incoherent Scatter |
| UCARSOFT | UCAR Software |
| ENS | European Nuclear Society |
| NOMHICE | Nonmethane Hydrocarbon Intercomparison Experiment |
| PSA | Problem Statement Analyzer |
| AWIPS-90 | Advanced Weather Interactive Processing System For The 90's |
| ZAMS | Zero Age Main Sequence |
| NIR | Near IR |