| Acronym | Meaning |
| PSID | Pounds Per Square Inch Differential |
| T.P. | Tropical Platform |
| ZDR | Differential Reflectivity |
| MFENET | National Magnetic Fusion Energy Network |
| AIS | Affiliate Information System |
| ASI | Advanced Simulation Initiative |
| OS/2 | A Multitasking Operating System Developed By IBM For Its PC-class Computers |
| PAN | Peroxyacyl Nitrates |
| FAN | File Array Notation |
| LAM | Limited-area Model |