MRO or Mro may refer to:

People

Mru (disambiguation) Mru or Mro may refer to: *Mru people, also known as Mro, Murong, Taung Mro, Mrung, or Mrucha, a tribal people of Myanmar, Bangladesh, and India **Mru language or Mrung, a Sino-Tibetan language of the Mru / Mrucha people *Mro (Unicode block), a Uni ...

, peoples and languages also known as Mro * Mary Rambaran-Olm, Canadian literary historian

Locations

Hood Aerodrome Hood Aerodrome is an aerodrome, located in Masterton, New Zealand, it is located 1 NM South West of the town centre in the suburb of Solway. The aerodrome was named after George Hood, a pioneer Masterton aviator who died trying to make the fi ...

(IATA code MRO), near Masterton, New Zealand * Marlborough (disambiguation), some cities named Marlborough use MRO as an abbreviation * Magdalena Ridge Observatory, a multi-use astronomical observatory near Socorro, New Mexico, United States *

Morradoo railway station Morradoo railway station is a commuter railway station on the Stony Point line, part of the Melbourne railway network. It serves the town of Crib Point in Victoria, Australia. Morradoo is a ground level unstaffed station, featuring one side p ...

, Melbourne *

Murchison Radio-astronomy Observatory Inyarrimanha Ilgari Bundara, the CSIRO Murchison Radio-astronomy Observatory was established by CSIRO, Australia's national science centre in 2009. It lies in a designated radio quiet zone located near Boolardy Station in the Murchison Shire of ...

in outback Western Australia, one of the Square Kilometre Array core sites

Companies

Hokuriku Broadcasting Company , also known as MRO, is a Japanese broadcast network affiliated with the Japan News Network (JNN). Their headquarters is located in Ishikawa Prefecture. The "MRO" abbreviation is taken from the last letters of the call signs "JOMR" and "JOM ...

, also known as MRO, a broadcasting station in Ishikawa Prefecture, Japan * Marathon Oil Corporation, listed on the New York Stock Exchange as MRO *

Melrose Industries Melrose Industries plc is a British aerospace manufacturing company based in Birmingham, England. It is the parent company of GKN Aerospace. The company's shares are listed on the London Stock Exchange as a constituent of the FTSE 100 Index. Me ...

, listed on the London Stock Exchange as MRO * MRO Software, a software company best known for its Maximo maintenance management system

Organisations

* Middlesex Record Office, former historical organisation, merged into the current-day

London Metropolitan Archives The London Archives (previously known as the Greater London Record Office 1965–1997, and London Metropolitan Archives 1997–2024) is the principal local government archive repository for the Greater London area, including the City of London ...

in 1965 *

Midwest Reliability Organization The Midwest Reliability Organization (MRO) began operations on January 1, 2005, as the successor to the Mid-continent Area Power Pool (MAPP), which was formed in 1965. MRO is one of six regional entities under North American Electric Reliabilit ...

, an electrical grid reliability organization * Oriental Revolutionary Movement (''Movimiento Revolucionario Oriental''), a Marxist–Leninist communist party in Uruguay * Mountains and Rivers Order, headquartered at the Zen Mountain Monastery in Mount Tremper, New York * Macedonian Revolutionary Organization, a revolutionary national liberation organization *

Metsähovi Radio Observatory The Metsähovi Radio Observatory is an astronomical observatory in Finland, affiliated with the Aalto University. Its main premises are in Metsähovi, Kirkkonummi, 35 kilometers west of the university's Otaniemi campus. The observatory curre ...

, an astronomical radio observatory in Kirkkonummi, Finland

Operations and techniques

Maintenance, repair and operations The technical meaning of maintenance involves functional checks, servicing, repairing or replacing of necessary devices, equipment, machinery, building infrastructure and supporting utilities in industrial, business, and residential installa ...

(or overhaul), fixing or maintaining any sort of mechanical, plumbing or electrical equipment * Main refinancing operations, a technique used by the European Central Bank to control the money supply * Medical Review Office, the entity in which a medical professional reviews the results of a

drug test A drug test (also often toxicology screen or tox screen) is a technical analysis of a biological specimen, for example urine, hair, blood, breath, sweat, or saliva, oral fluid/saliva—to determine the presence or absence of specified parent ...

. This professional may also have the title of Medical Review Officer.

Linguistics

Mro language Mro-Khimi (also Mro, Khimi, Mro Chin, Mro-Khimi Chin) is a Kuki-Chin language of Myanmar (Burma) spoken by the Mro-Khimi people. The Mro-Khimi varieties share 91% to 98% lexical similarity. Mro-Khimi is 86%–90% lexically similar with the Likh ...

(ISO 639 code: cmr), a Kukish language of Burma *

Mru language Mru, also known as Mrung (Murung), is a Sino-Tibetan languages, Sino-Tibetan language of Bangladesh and Myanmar. It is spoken by a community of Mru people, Mrus (Mros) inhabiting the Chittagong Hill Tracts of Bangladesh with a population of 22 ...

(ISO 639 code: mro), a Sino-Tibetan language of Bangladesh * Mro (Unicode block), the Unicode block containing characters for writing the Bangladesh Mru language

Other uses

Mars Reconnaissance Orbiter The ''Mars Reconnaissance Orbiter'' (''MRO'') is a spacecraft designed to search for the existence of water on Mars and provide support for missions to Mars, as part of NASA's Mars Exploration Program. It was launched from Cape Canaveral on Au ...

, a NASA Mars probe * Mini Racing Online, an arcade-style, freeware online multiplayer racing game * The ISO 4217 code for the

Mauritanian ouguiya The ouguiya ( (); sign: UM; code: MRU), at one time spelled "ougiya", is the currency of Mauritania. Each ouguiya constitutes five khoums (meaning "one fifth"). The current ouguiya was introduced in 2018, replacing the old ouguiya at a rate of ...

, the currency of Mauritania *

MRO-A The MRO Borodach is a Russian self-contained, disposable single shot 72.5 mm rocket launcher. Technical specification ;MRO series * Calibre: 72.5 mm * Length: 900 mm * Weight: 4.7 kg * Effective Range: 90 m * Maximum Range: 45 ...

, MRO-D, MRO-Z; the MRO-series of RPG weapons * Mitochondrion-related organelle