All articles starting with O
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Oceanside Countryside
Oceanside Countryside is Neil Young's 48th studio album, a lost 1977 country-rock record shelved before release and issued March 7, 2025 on Reprise in his Analog Original Series, with original mixes and planned running order.
Oceanside, California
Oceanside, California: coastal city in northern San Diego County, incorporated July 3, 1888; population 174,068 (2020). Known for its 1,954-foot pier, 3.5 miles of beaches, adjacency to Camp Pendleton, and tourism- and biotech-driven economy.
Oceansound Partners
OceanSound Partners is a New York private equity firm focused on aerospace, defense, and government technology, founded around 2019 by Joe Benavides, Ted Coons, and Jeff Kelly.
Oceanus (κεανός)
Oceanus (Ὠκεανός), Greek Titan son of Uranus and Gaia, personifies the fresh-water river encircling the flat earth; husband of Tethys, father of 3,000 rivers and Oceanids, neutral in the Titanomachy, distinct from Poseidon, namesake of "ocean".
Oceanus Procellarum
Oceanus Procellarum, Latin for "Ocean of Storms," is the largest lunar mare, a dark basaltic plain covering most of the northwest of the Moon's near side; it is the only mare called an oceanus.
Ocellaris clownfish
Ocellaris clownfish (Amphiprion ocellaris), false or common clownfish, an Indo-Pacific anemonefish living with Heteractis magnifica and Stichodactyla anemones; distinguished from A. percula by 10-11 dorsal spines and thin black band edging.
Ocelloid
Ocelloid: the eye-like photoreceptor organelle of warnowiid dinoflagellates (Warnowiaceae), a 10–15 μm camera-eye structure built from mitochondria, a hyalosome lens, and plastid retinal body, with bacterial-type rhodopsin and lost photosystem II.
Ocelot
Ocelot (Leopardus pardalis), also called ocelote, tigrillo, or manigordo: a mid-sized spotted wild cat from Texas to Argentina, largest of the genus Leopardus, IUCN Least Concern but declining, with only 50-80 left in Texas.
Ocelote Oil and Gas Field
The Ocelote Oil and Gas Field (Campo Ocelote) is an oil field in the Llanos Orientales basin of Colombia, operated by Hocol since its discovery in 2007.
Ocenebra
Ocenebra (Ocenebra Leach/Gray, 1847) is a genus of predatory muricid sea snails (oyster drills) in the subfamily Ocenebrinae, type species Murex erinaceus, distributed in the northeastern Atlantic and Mediterranean, including the oyster drill O. erinaceus and cave endemics like O. vazzanai.
Ocenebrinae
Ocenebrinae is a subfamily of carnivorous sea snails in the murex family Muricidae, called oyster drills because they prey on bivalves by drilling through their shells.
Ocensa Oil Pipeline
The Ocensa Oil Pipeline (Oleoducto Central) is Colombia's largest crude oil pipeline, an 836-kilometer line from the Cusiana and Cupiagua fields in Casanare to Coveñas on the Caribbean coast.
OCESA
OCESA is a Mexican concert promoter founded in 1990 by Alejandro Soberón Kuri, the largest in Latin America and producer of Vive Latino and Corona Capital.
Och Oil and Gas Field
Och Oil and Gas Field is a light crude oil field in Mexican Gulf of Mexico waters, discovered in 1985, operated by Pemex, and developed with the Uech and Kax fields.
Och-Ziff Capital Management Group
Och-Ziff Capital Management Group, known since 2019 as Sculptor Capital Management, was a New York hedge fund firm founded by Daniel Och and the Ziff family in 1994.
Och-Ziff Real Estate
Och-Ziff Real Estate was the real estate private equity arm of Och-Ziff Capital Management, making opportunistic investments in commercial and residential real estate, with assets under management reaching about $2.2 billion by 2016.
Ochaco Uraraka (麗日お茶子)
Ochaco Uraraka (麗日お茶子), hero name Uravity, is the heroine of My Hero Academia: a U.A. Class 1-A student whose Zero Gravity Quirk makes touched objects weightless, motivated by helping her construction-company parents.
Ochai Agbaji
Ochai Agbaji (born 2000) is an American NBA guard from Kansas, 2022 NCAA champion and Final Four MOP, drafted 14th by Cleveland; played for Utah, Toronto, and briefly the Knicks.
Ochakiv Raion
Ochakiv Raion (Очаківський район) was a district of Mykolaiv Oblast, Ukraine, centered on Ochakiv; created 1923, area 1487.7 km², abolished July 2020 and merged into Mykolaiv Raion.
Ochakov Mutiny
The Ochakov Mutiny, known in Russian as the Sevastopol Uprising (Севастопольское восстание), was a November 1905 rising of sailors, soldiers, and port workers at Sevastopol, crushed by loyal troops.
Ochenio
The Ochenio is the eight-year period, 1948 to 1956, when General Manuel A. Odría governed Peru, first through a military junta and then as constitutional president.
Ocherk
Ocherk (очерк, from the Russian for "sketch") is a Russian literary and journalistic genre depicting real people and events, central to Russian literature and journalism since the 1840s.
Ochetoceras
Ochetoceras (Haug, 1885) is an extinct Late Jurassic ammonite genus in the family Oppeliidae, type of Ochetoceratinae, with type species Ammonites canaliculatus; index genus for Oxfordian zones in Europe, Japan, and Mexico.
Ochigufu Oil Field
Ochigufu Oil Field is a deepwater oil field about 150 km offshore Angola, discovered by Eni in 2014 and producing 24,000 barrels per day since 2018.
Ochirtu Khan
Ochirtu Khan, also rendered Ochirt Setsen Khan, was a Khoshut Oirat leader who chaired the all-Oirat assembly from 1637 to 1676, received the title Setsen Khan from the Fifth Dalai Lama, and died in 1680.
Ochlerotatus
Ochlerotatus, mosquito taxon of tribe Aedini described by Lynch Arribálzaga in 1891, type species Oc. scapularis; disputed genus or subgenus of Aedes, about 276 species, includes La Crosse virus vector Ae. triseriatus.
Ochnaceae
Ochnaceae DC. (including Medusagynaceae and Quiinaceae) is a conserved pantropical family of Malpighiales: about 500-550 species, 30-37 genera of evergreen trees and shrubs with stipules, yellow petals, and superior ovaries.
Ochratoxin A
Ochratoxin A (OTA), a mycotoxin from Aspergillus and Penicillium moulds discovered in 1965, contaminates cereals, wine, coffee, and pork; it is nephrotoxic, IARC group 2B, with JECFA PTWI 100 ng/kg bw and EU limits 0.5–10 μg/kg.
Ochre
Ochre is an earthy rock rich in iron oxides, often mixed with clay, that can be ground into red, yellow, or brown pigment; humans have used it for at least 300,000 years.
Ochre Coloured Pottery culture
The Ochre Coloured Pottery culture, or OCP culture, is a Bronze Age archaeological culture of the Ganga-Yamuna Doab in northern India, defined by ill-fired pottery coated with ochre.