| Acronym | Meaning |
![](file.png) | RRS | Racing Rules Of Sailing |
![](file.png) | IRO | International Refugee Organisation |
![](file.png) | DOI | Digital Object Identifier - U.S. Department Of The Interior |
![](file.png) | YO | Former Yugoslavia (NATO Country Code |
![](file.png) | RATELO | Radiotelephone Operator |
![](file.png) | ATAC | Air Transportable Acoustic Communications |
![](file.png) | AH | Ampere-hour |
![](file.png) | FCO | UK Foreign And Commonwealth Office |
![](file.png) | OCR | Optical Character Recognition |
![](file.png) | DB | Decibel |