| Acronym | Meaning |
| RT/PC | RISC Technology/Personal Computer |
| ZDR | Differential Reflectivity |
| ITM | Ionosphere-Thermosphere-Mesosphere |
| F/P-INT | Fabry Perot Interferometer |
| SPOT | Systeme Pour L'Observation De La Terre (France) |
| JICP/PO | Now JOSS |
| VTAM | Virtual Telecommunications Access Method |
| SMMR | Scanning Multichannel Microwave Radiometer |
| N-AWIPS | National Centers Advanced Weather Interactive Processing Systems |
| IUCR | International Union Of Crystallography |