1, The full form of RO is Romania. It’s used on Regional ,Countries in Romania

Romania (ISO 3166 code: RO) is a country located at the intersection of Central and Southeastern Europe. The name România derives from of the Latin romanus, meaning “citizen of Rome”.

2, The full form of RO is Reverse Osmosis. It’s used on Technology ,General in Worldwide

Reverse Osmosis (RO) is a method of producing pure water by a process in which a solvent passes through a porous membrane in the direction opposite to that for natural osmosis. Reverse Osmosis units remove most inorganic chemicals such as salts, metals and minerals as well as microorganisms and many organic compounds.

3, The full form of RO is Ragnarok Online. It’s used on Computing ,Games & Entertainment in Worldwide

Ragnarok Online (RO), is a Korean massive multiplayer online role-playing game created by Gravity Corporation.

4, The full form of RO is Radiation Oncology. It’s used on Medical ,Treatments & Procedures in Worldwide

Radiation Oncology (RO), is the medical use of ionizing radiation, for the treatment of cancer or kill malignant cells.

5, The full form of RO is Renal Osteodystrophy. It’s used on Medical ,Diseases & Conditions in Worldwide

Renal Osteodystrophy (RO) is a common problem for people with chronic kidney disease or kidney failure who are on dialysis.