| Acronym | Meaning |
| DECU | Developmental & Educational Communications Unit |
| EGSE | Electronic Ground Support Equipment |
| MTBF | Mean Time Between Failure |
| AMS | Accelerator Mass Spectrometer |
| BCL | Battelle Columbus Laboratory |
| IMSP | International Meteorological Service Program |
| VNTSC | Volpe National Transportation Systems Center |
| MITI | Ministry Of International Trade And Industry |
| IAMAS | International Association Of Meteorology And Atmospheric Sciences |
| ITM | Ionosphere-Thermosphere-Mesosphere |