| Acronym | Meaning |
| DSAP | DOE Special Analysis Project |
| ARIN | Aerospace Resource Information Network |
| TAO | Tropical Atmosphere Ocean |
| ICCP | International Commission Of Clouds And Precipitation |
| MM90 | N/A |
| IFLOWS | Integrated Flood Observing And Warning System |
| IOC | Initial Operating Capability |
| DDC | Defense Documentation Center |
| VORTEX | Verification Of Tornadoes Experiment |
| ENEA | Comitato Nazionale Per La Ricerca E Lo Sviluppo Dell' Energia Nucleare E Delle Energie Alternative |