UO

UO may stand for:

• Call of Duty: United Offensive, an expansion pack for the popular first-person shooter computer game, Call of Duty
• Ultima Online, a graphical massively multiplayer online role-playing game
• Underoath, an American Christian metalcore band from Tampa, Florida
• Urge Overkill, an alternative rock band, formed in Chicago, United States

• Universal Orlando, a theme park resort in Orlando, Florida
• Urban Outfitters, a publicly traded American company
• Hong Kong Express Airways (IATA code: UO), an airline based in Hong Kong

• University of Okara, a public university in Okara, Punjab, Pakistan
• University of Oregon, a public research university in Eugene, Oregon, USA
• University of Osnabrück, public university in Osnabrück, Lower Saxony, Germany
• University of Otago, a public university in Dunedin, New Zealand
• University of Oradea, a public university in Oradea, Romania
• University of Ottawa, a public university in Canada
• University of Oxford, a public university in United Kingdom

• Orthodox Union, a kosher certification service which places a "U inside O" logo on food packaging

• Unexploded ordnance, explosive weapons that did not explode when they were employed
• Urate oxidase, an enzyme that catalyzes the oxidation of uric acid to 5-hydroxyisourate

• U of O (disambiguation)

This disambiguation page lists articles associated with the title UO.
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