| Acronym | Meaning |
![](file.png) | PO | Dust Devil (METAR Code) -per Os (Latin |
![](file.png) | OM | Oman (ISO 3166 Digram) |
![](file.png) | QNH | Regional Mean Sea Level Atmospheric Pressure (aeronautical Q Code) |
![](file.png) | AWP | Awaiting Parts (SM&R Code) |
![](file.png) | EFF | Electronic Frontier Foundation |
![](file.png) | PLN | Polish Zloty (ISO 4217 Currency Code) |
![](file.png) | WTO | World Trade Organization |
![](file.png) | WAAF | Women's Auxiliary Air Force (WWII UK) |
![](file.png) | YL | Yoctolitre |
![](file.png) | VFMO | Very Fast Moving Object (astronomy) |