All articles starting with O
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Oklahoma! (1955 film)
Oklahoma! is a 1955 American musical film directed by Fred Zinnemann, adapted from the Rodgers and Hammerstein Broadway musical, and the first film shot and shown in Todd-AO 70mm.
Oklo Inc.
Oklo Inc. is an American advanced nuclear technology company, founded in 2013, developing the Aurora fast reactor, a 15 to 75 MWe powerhouse, and nuclear fuel recycling.
Oklou
Oklou is the stage name of Marylou Mayniel, a French electronic pop producer, songwriter, vocalist, and DJ from Poitiers, whose debut album Choke Enough was released in 2025.
Okmetic
Okmetic Oyj is a Finnish manufacturer of advanced, customized 150–200 mm silicon wafers for MEMS, sensor, radio frequency, and power devices, founded in 1985 and owned by China's NSIG since 2016.
Oknha Son Kuy
Oknha Son Kuy (ឧកញ៉ា សុន គុយ) is remembered in Khmer tradition as a governor of Preah Trapeang, in what Khmers call Kampuchea Krom, who resisted Vietnamese rule and was beheaded.
Okny Raion
Okny Raion (Окнянський район), until May 2016 Krasni Okny Raion, was a district of Odesa Oblast, Ukraine, centered on Okny. Formed 1923, abolished 18 July 2020 and merged into Podilsk Raion.
Oko (Око) (satellite programme)
Oko (Око) was a Soviet and Russian missile early-warning satellite system that detected US ICBM launches by infrared sensing, operating from 1978 until its replacement after 2012.
Okolitsa Rural Park
Okolitsa (Сельский парк «Околица») is a rural park and open-air wooden-architecture museum in Zorkaltsevo, 17 km from Tomsk, Russia; first rural park beyond the Urals and venue of the Axe Festival since 2013.
Okomfo Anokye
Okomfo Anokye (Ɔkɔmfo Anɔkye), born Kwame Frimpon Anokye, was an Akan priest and lawgiver who advised Osei Tutu, unified the Asante states in 1695, and conjured the Golden Stool.
Okonomiyaki (お好み焼き)
Okonomiyaki (お好み焼き) is a Japanese savory griddle pancake of flour batter and cabbage, made mixed-in-batter in Kansai style and layered with noodles in Hiroshima style, descended from Edo mojiyaki and Taishō issen yōshoku.
Okotoks
Okotoks is a town in southern Alberta, 18 km south of Calgary, named from the Blackfoot word for rock. Population 30,405 (2021 census); home of the Big Rock glacial erratic; growth once capped by Sheep River water supply.
Okpai Oil and Gas Field
The Okpai Oil and Gas Field is an onshore oil and gas field in Nigeria's Niger Delta, best known for hosting Nigeria's first oil-company-built independent power plant.
OKR
OKR (Objectives and Key Results) is a goal-setting framework pairing a qualitative objective with measurable key results, introduced by Andy Grove at Intel in the 1970s.
Okra
Okra (Abelmoschus esculentus, lady's finger, gumbo, bamya, bhendi) is a tropical mallow grown for mucilaginous pods; 11.5 Mt in 2023, led by India, Nigeria, and Mali.
Okram Ibobi Singh
Okram Ibobi Singh is an Indian National Congress politician and three-time former Chief Minister of Manipur who was appointed president of the state party unit in February 2026.
Okres Brno-venkov
Okres Brno-venkov (Brno-Country District), CZ0643, is a Czech district in the South Moravian Region encircling Brno; 187 municipalities, no district town, about 234,800 residents in 2025, created by the 1960 reform.
Okres Frýdek-Místek
Okres Frýdek-Místek, a district in the Czech Moravskoslezský kraj bordering Poland and Slovakia; 1,208.45 km², 213,442 residents (2025), 72 municipalities, seat Frýdek-Místek, created in the 1960 reform.
Okres Karviná
Okres Karviná (Karviná District, CZ0803) is a district of the Czech Moravian-Silesian Region on the Polish border: 17 municipalities, 237,040 people (2025), 356.21 km², a dense former coal-mining area with high unemployment and post-mining subsidence lakes.
Okres Olomouc
Okres Olomouc (Olomouc District), Czech Republic: largest and most populous district of the Olomouc Region, seat Olomouc; 1,608 km², 98 municipalities, about 240,800 residents at end of 2025.
Okres Ostrava-město
Okres Ostrava-město (Ostrava-City District, CZ0806) is a Czech district in the Moravian-Silesian Region: the statutory city of Ostrava with 23 city districts plus 12 municipalities; 332 km², over 317,000 inhabitants, third smallest district by area.
Okres Plzeň-město
Okres Plzeň-město (Plzeň-City District), Czech district in the Plzeň Region around the city of Plzeň. 208,169 inhabitants (2025), 261.4 km², 15 municipalities; smallest yet densest district of the region, expanded from Plzeň alone in 2007.
Okres Praha-východ
Okres Praha-východ (Praha-East District) is a Central Bohemian Region district ringing Prague, created in 1960, with no district town, 110 municipalities, 207,567 residents in 2025, and near-doubling population since 2000.
Okrika
Okrika, also known as Kirike or Wakirike, is a historic Ijaw city-state on Okrika Island in Rivers State, Nigeria, once a major Eastern Delta trading center.
Oksana Baiul (Оксана Сергіївна Баюл-Фаріна)
Oksana Baiul (Оксана Сергіївна Баюл-Фаріна), born 1977 in Dnipro, is the Ukrainian figure skater who won 1993 Worlds and the 1994 Lillehammer Olympic gold, Ukraine's first, beating Nancy Kerrigan by 0.10 point.
Oksana Chusovitina (Оксана Александровна Чусовитина)
Oksana Chusovitina (Оксана Александровна Чусовитина), born 1975 in Bukhara, is an Uzbek artistic gymnast, eight-time Olympian, 1992 team gold and 2008 vault silver medalist, still competing on vault at 51.
Oksana Ferchuk
Oksana Ferchuk is a Ukrainian politician, born in Simferopol, who became Minister of Digital Transformation of Ukraine in July 2026 after serving as Deputy Minister of Defense for digitalization.
Oksana Grigorieva (Оксана Петровна Григорьева)
Oksana Grigorieva (Оксана Петровна Григорьева), born 1970 in Saransk, is a Russian-born pianist, singer, and songwriter known for the 2009 album Beautiful Heartache on Mel Gibson's Icon label and for writing Josh Groban's "Un día llegará"; distinct from the Kremlin Ballet ballerina and the Moscow drummer of the same name.
Oksana Kazakova
Oksana Kazakova (Оксана Казакова), born in 1975 in Leningrad, is a Russian pair skater who won the gold medal in pairs at the 1998 Winter Olympics with Artur Dmitriev.
Oksana Lada (Оксана Лада)
Oksana Lada (Оксана Лада, née Babiy), Ukrainian-American actress born 1976 in Ivano-Frankivsk; played Irina Peltsin, Tony Soprano's mistress, in 13 episodes of The Sopranos, her first TV role, plus guest parts in CSI: Miami, 30 Rock, and Orange Is the New Black.
Oksana Lut
Oksana Lut is a Russian politician who serves as Minister of Agriculture of the Russian Federation, overseeing food security, price regulation, export policy, and the training of agricultural personnel.