| Acronym | Meaning |
| SPL | SLATEC Plotting Library |
| OWWS | Office Of World Weather Systems |
| MECCA | Mesoscale Experiment Center For Control And Analysis |
| TWERLE | Tropical Wind |
| MBPS | Megabits |
| ASI | Agenzia Spaxiale Italiano |
| NGO | Non-Government Organizations |
| AWIPS-90 | Advanced Weather Interactive Processing System For The 90's |
| UCAID | University Corporation For Advanced Internet Development |
| IRMS | Isotope Ratio Mass Spectrometer |