MRO
MRO stands for:
- Magdalena Ridge Observatory, an astronomical observatory
- Main refinancing surgery, a monetary policy instrument of the European Central Bank, see main refinancing
- Maintenance, Repair and Operations, indirect requirements in the production of an industrial company
- Maintenance, Repair and Overhaul in aviation, see aircraft maintenance
- Mars Reconnaissance Orbiter, a spacecraft NASA
- Ougulya, the currency of Mauritania, as the currency code according to ISO 4217
- Method Resolution Order, software algorithms are used to search for multiple inheritance by parents Methods
- MRO Software Inc., US-based software company acquired by IBM in 2007
- Mro ( people ), ethnic group in the Chittagong Hill Tracts and in Myanmar
- Disambiguation
- Abbreviation