| Acronym | Meaning |
| WWW | World Wide Web |
| OCG | Ocean Catalog Group |
| CAT | Clear Air Turbulence |
| NAVSTAR | NAVigation Signal Timing And Ranging System |
| FAO | Food And Agriculture Organization |
| AWDP | Aviation Weather Development Program |
| MATEX | Massive Air Tracer Experiment |
| OIES | Office For Interdisciplinary Earth Studies |
| BSD UNIX | Berkeley Software Distribution UNIX |
| HMS | Hungarian Meteorological Service |