All articles starting with O
9,097 articles
OSWorld
OSWorld is a benchmark for evaluating AI agents on real desktop tasks in an Ubuntu virtual machine, released in April 2024 by the University of Hong Kong's XLANG Lab.
Osyris
Osyris (African sandalwood, Osyris lanceolata) is a genus of hemiparasitic shrubs in Santalaceae, tribe Osyrideae, published by Linnaeus in 1753; five accepted species ranging from the Mediterranean and Africa to southern Asia, distinct from Colpoon and Rhoiacarpos.
Oszkar Gerde
Oszkar Gerde (Oszkár Pál Gerde, born Goldberger, 1883–1944), Hungarian Jewish sabre fencer, two-time Olympic team sabre gold medalist (1908, 1912), later international referee; died in Mauthausen concentration camp.
Ot Mons
Ot Mons is a 167.38 km diameter tectonic mountain (mons) on Jupiter's moon Io, at 4.28°N 215.76°W, named for a Mongolian fire and marriage goddess, IAU-approved 2000, imaged at 9 m/pixel by Galileo in 1999.
Ota Benga
Ota Benga (c. 1883–1916), a Mbuti man from the Congo Free State, was exhibited at the 1904 St. Louis World's Fair and in the Bronx Zoo Monkey House in 1906 before settling in Lynchburg, Virginia, where he died by suicide in 1916.
OTA Insight
OTA Insight is a Belgian-founded hospitality business intelligence company providing rate-shopping and revenue intelligence software to hotels, founded by Matthias Geeroms, Adriaan Coppens, and Gino Engels and rebranded as Lighthouse in 2023.
Ōta Nanpo
Ōta Nanpo (大田南畝, 1749–1823), real name Fukashi and also known as Shokusanjin, was a Japanese poet and shogunal official who led the Tenmei-era kyōka comic-poetry boom in Edo.
Ota Yamamoto
Ota Yamamoto (山本 桜大), born 2004 in Hiroshima, Japanese attacking midfielder; Kashiwa Reysol academy product, 10-goal J2 loans at Renofa Yamaguchi and RB Omiya Ardija, signed by RB Leipzig in 2026 on a deal to 2031.
Ota Zaremba
Ota Zaremba (Otakar Zaremba, 1957–2026), Czechoslovak weightlifter; 1980 Moscow Olympic gold in the up-to-100 kg class with a 395.0 kg total, an Olympic record; four world records in 1981.
Ōta-ku
Ōta-ku (大田区), a special ward in southeastern Tokyo formed 15 March 1947 by merging Ōmori and Kamata wards; largest of the 23 wards at 61.86 km², home to Haneda Airport, the Keihin industrial belt, and the Ōmori shell mound.
Ōta, Gunma
Ōta (太田市, Ōta-shi) is a city in southeastern Gunma Prefecture, Japan, population about 222,000. Formed 2005 by merger; former Nakajima Aircraft site, now home to Subaru's Gunma plants and Gunma's top industrial output.
Ota, Ogun State
Ota (Otta), town in Ado-Odo/Ota LGA, Ogun State, Nigeria, north of Lagos; Awori town under the Olota of Ota; 163,783 residents (2006); major industrial hub with Covenant and Bells universities.
Otaared Planitia
Otaared Planitia is a 470-km-wide volcanic smooth plain on Mercury, in the Derain (H-10) quadrangle at 18.26°N, 337.61°W. Named by the IAU in 2017 from the Arabic word for Mercury, it shows multiple volcanic source vents and slope lineae.
Otafuku Tholi
Otafuku Tholi is an 80-km-wide pair of steep-sided volcanic hills (tholus) on Venus at 28.70°N, 46.30°E, on the flank of Tepev Mons in Bell Regio; IAU-named 1997 for a Japanese goddess of joyfulness.
Ōtagaki Rengetsu
Ōtagaki Rengetsu (太田垣蓮月, 1791–1875), born Nobu, was a Japanese Buddhist nun, waka poet, and potter of Kyoto known for Rengetsu-yaki, pottery incised with her own poems.
Otago
Otago is New Zealand's second largest region by land area (12% of the country), on the South Island's southeast coast. Population 225,186 (2018); Central Otago is the country's driest area; economy led by agriculture and tourism.
Otakar Borůvka
Otakar Borůvka (1899–1995) was a Czech mathematician at Masaryk University in Brno who published the first solution of the minimum spanning tree problem in 1926.
Otakikpo Oil and Gas Field
Otakikpo is a marginal oil and gas field in the Niger Delta's coastal swamp, Rivers State, Nigeria, producing commercially since February 2017 under Green Energy International.
Otaku
Otaku (オタク) is a Japanese term for devoted fans of anime, manga, games, and idols, coined by Nakamori Akio in Manga Burikko in 1983, stigmatized after the 1989 Miyazaki case, and now tied to a ¥4.1 trillion oshikatsu fan economy.
Otaku no Video (おたくのビデオ)
Otaku no Video (おたくのビデオ) is a 1991 two-part Gainax mockumentary OVA directed by Takeshi Mori and scripted by Toshio Okada, blending animated fiction about otaku becoming the "Otaking" with staged live-action interviews.
Otaku Vampire's Love Bite
Otaku Vampire's Love Bite (Oshi ni Amagami, 推しに甘噛み) is Julietta Suzuki's ongoing shōjo rom-com manga about Hina Alucard, a vampire otaku who moves to Japan; VIZ publishes it in English since 2024.
Otaku: Japan's Database Animals (動物化するポストモダン)
Otaku: Japan's Database Animals (Dōbutsuka suru posutomodan) is Hiroki Azuma's 2001 Kōdansha study arguing otaku reveal a database-consuming, 'animalized' Japanese postmodernity; translated by Abel and Kono (University of Minnesota Press, 2009).
Otamatone
Otamatone (オタマトーン): tadpole-shaped Japanese electronic musical instrument created by Nobumichi Tosa at Maywa Denki, released December 1, 2009; played by squeezing its stem and mouth; 2 million sold as of August 2023.
Otamixaban
Otamixaban (FXV673, XRP0673) is an intravenous, reversible direct factor Xa inhibitor (Ki 0.5 nM) developed by Sanofi-Aventis for acute coronary syndrome; its phase 3 TAO trial showed no efficacy benefit and doubled bleeding, so it was never approved.
Ōtani Oniji III as Yakko Edobei
Ōtani Oniji III as Yakko Edobei is a 1794 ukiyo-e bust portrait by Tōshūsai Sharaku of kabuki actor Ōtani Oniji III as a scheming servant, one of his mica-ground prints.
Ōtani Yoshitsugu
Ōtani Yoshitsugu (大谷吉継) was a Japanese Sengoku warlord and magistrate who served Toyotomi Hideyoshi as administrator and diplomat, ruled Tsuruga port, and died at the Battle of Sekigahara in 1600.
Otariidae
Otariidae, the fur seals and sea lions (eared seals), is a pinniped family of 14-16 species in 7 genera, defined by external ear pinnae, foreflipper swimming, rotatable hind flippers, and a North Pacific origin about 19 million years ago.
Otarion
Otarion (Zenker, 1833) is an extinct aulacopleurid trilobite genus, sister to Cyphaspis in tribe Otarionini, known from Silurian to Late Devonian marine rocks with long genal spines.
Otate War
The Otate War (御館の乱) was a 1578–1579 civil war in Echigo Province between adopted heirs Uesugi Kagekatsu and Uesugi Kagetora over the succession to Uesugi Kenshin.
Otau Corona
Otau Corona is a 172-km-diameter corona, a circular volcano-tectonic feature, on Venus at 67.8°N, 298.7°E, IAU-named in 1985 for a Bini fertility goddess.