Look up o2 in Wiktionary, the free dictionary.
O2, o2, O2, or O may refer to:
Chemistry edit:
Oxygen in its molecular form (O2),
Companies edit:
O2 Global Network, an international network for sustainable design,
O2TV, a Russian independent socially-political TV channel,
Telefónica Europe, a European telecommunications provider trading as O2 (typeset as O2)
Telefónica Czech Republic,
Telefónica Germany,
O2 (Ireland),
Telefónica Slovakia,
O2 (United Kingdom),
,
O2 Wireless USA, the former name of H2O Wireless, a prepaid wireless service offered in the USA by Locus Telecommunications,
Medicine edit:
O2 - Tablets containing Ofloxacin and Ornidazole, made by Medley Pharmaceuticals Ltd in India,
Music edit:
O2 (Tonéx album), the second album by gospel artist Tonéx, released in 2002,
O2: Avalon Remixed, the sixth album and first remix album by contemporary Christian band Avalon, released in 2002,
O2 (O-Town album), the second and final album by the band O-Town, released in 2002,
O2, a song on the Orange Range album Panic Fancy,
"O2", a song on the 2002 Sleater-Kinney album One Beat,
O2 (FireHouse album), a 2000 album by the rock band FireHouse,
Places edit:
O2 Arena (Prague), the renamed Sazka Arena in Prague, Czech Republic,
O2 Centre, an indoor shopping and leisure centre on Finchley Road, London,
The O2 (Dublin), a concert and event venue in Dublin, Ireland,
The O2 (London), a large entertainment district in London developed within the former Millennium Dome
The O2 Arena (London), the arena within The O2,
,
O2 Residence, a 41-floor tower part of the Jumeirah Lake Towers in Dubai, United Arab Emirates,
O2 Store, a chain of retail stores owned and operated by Telefónica Europe,
O2 World (Berlin), indoor arena in Berlin, Germany,
O2 World (Hamburg), indoor arena in Hamburg, Germany,
Technology edit:
SGI O2, a Unix workstation computer,
UOC O2, UOC's institutional repository,
Vehicles edit:
Douglas O-2, a military single-engine observation biplane,
Cessna O-2 Skymaster, a military twin-engine light aircraft,
Oldershaw O-2, glider,
SP&S Class O-2, a 1910 steam locomotives class,
USS O-2 (SS-63), a United States O class submarine,
O 2-class submarine of the Royal Netherlands Navy
