519,064 articles
Arawak
Arawak is South America's largest indigenous language family in geographic extension. Its speakers met Columbus in 1492, and words like canoe, hammock, and hurricane entered European languages.
Araya Rasdjarmrearnsook
Araya Rasdjarmrearnsook (born 1957) is a Thai contemporary artist and writer based in Chiang Mai, known for video installations addressing mortality, grief, and marginalized lives.
Arazi Mukhimpur Mound
Arazi Mukhimpur Mound (Arazi Mukimpur), Sahibganj district, Jharkhand: ASI centrally protected monument N-JH-8, ruins of baradari buildings with probable underground cells and passage on a high mound, Rajmahal subdivision.
Arb (software)
Arb is a C library for arbitrary-precision real and complex arithmetic that tracks numerical errors using ball arithmetic, created by Fredrik Johansson and merged into FLINT in 2023.
ARB assembly language
ARB assembly language is the assembly-like shading language of the OpenGL ARB_vertex_program and ARB_fragment_program extensions, standardized by the OpenGL Architecture Review Board in 2002 and later succeeded by GLSL.
ARB Project
ARB is a graphical software environment for maintaining, aligning, and phylogenetically analyzing sequence data, developed at the Technical University of Munich and widely used for ribosomal RNA.
Arba'in pilgrimage (زيارة الأربعين)
The Arba'in pilgrimage (زيارة الأربعين) is the Shia Muslim visitation to Imam Husayn's shrine in Karbala, Iraq, on 20 Safar, the fortieth day after Ashura, drawing tens of millions.
Arbaaz Khan
Arbaaz Khan (Arbaaz Salim Abdul Rashid Khan), Indian actor, producer, and director born 1967; debuted in Daraar (1996), produced Dabangg (2010), directed Dabangg 2 (2012), brother of Salman Khan.
Arbaaz Khan filmography
The Arbaaz Khan filmography covers the career of the Indian actor, producer, and director from his 1996 screen debut in Daraar through the Dabangg films and streaming work.
Arbaclofen
Arbaclofen (R-baclofen, STX209) is the active R-enantiomer of baclofen, a GABA-B receptor agonist trialed for social avoidance in fragile X syndrome and autism; phase 2 and 3 trials missed primary endpoints.
Arbaclofen placarbil
Arbaclofen placarbil (XP19986) is a transported prodrug of R-baclofen developed by XenoPort for GERD and spasticity; abandoned after failed GERD trials and terminated MS development in 2013, later licensed to Indivior.
Arbe Robotics Ltd.
Arbe Robotics Ltd. is an Israeli semiconductor company founded in 2015 in Tel Aviv that develops high-resolution 4D imaging radar for driver assistance and autonomous driving.
Arbed
Arbed, formally Aciéries Réunies de Burbach, Eich et Dudelange, was a Luxembourg steel company founded in 1911 that dominated national production until merging into Arcelor in 2002, later ArcelorMittal.
Arbedo
Arbedo, with Castione part of Arbedo-Castione municipality in Ticino, Switzerland, is known for Iron Age Lepontic necropoleis, a circa 450 BC bronze founder's hoard of about 4,000 objects, and the 1422 Battle of Arbedo.
Arbegnoch
The Arbegnoch, meaning "Patriots" in Amharic, were Ethiopian resistance fighters who waged a five-year guerrilla war against Fascist Italy's occupation of Ethiopia from 1936 until liberation in 1941.
Arbeia
Arbeia, South Shields Roman Fort: a Roman fort on the Lawe at the mouth of the River Tyne, England. Also called Lugudunum, 'place of the Arabs'. Became Hadrian's Wall's granary supply base under Septimius Severus, garrisoned by Tigris boatmen, now a UNESCO site with reconstructions.
Arbeit macht frei
Arbeit macht frei ("work will set you free"), German slogan from a Lorenz Diefenbach novel placed over Nazi concentration camp gates including Auschwitz I, Dachau, and Sachsenhausen; made at Auschwitz by prisoners under Jan Liwacz, with an inverted B, and twice stolen and recovered.
Arbel Yehoud (ארבל יהוד)
Arbel Yehoud (ארבל יהוד), German-Israeli hostage abducted from Kibbutz Nir Oz on 7 October 2023 with partner Ariel Cunio; held 482 days by Islamic Jihad, released 30 January 2025 in Khan Younis after a ceasefire dispute; advocate for remaining hostages.
Arbela Sulcus
Arbela Sulcus is a bright grooved terrain lane on Jupiter's moon Ganymede, crossing Nicholson Regio; Galileo G28 imaging shows ~65 km left-lateral strike-slip, ~25 km crustal separation, and Europa-like tectonic resurfacing rather than cryovolcanism.
Arben Merkoçi
Arben Merkoçi is an ICREA Research Professor who leads the Nanobioelectronics and Biosensors Group at ICN2 in Barcelona, developing DNA, protein, and cell biosensors and low-cost point-of-care diagnostics.
Arbëreshë people
Arbëreshë (Arbërisht speakers), also called Italo-Albanians: an Albanian ethnolinguistic minority of southern Italy, settled 15th–18th centuries after Skanderbeg's death, about 100,000 speakers in 50 villages, Eastern-rite Catholics distinct from Greece's Arvanites.
Arbin
Arbin (Savoie), France: village in the Combe de Savoie with the Gallo-Roman site of Mérande, a 1st-4th century villa-or-vicus with mosaics, and a 2024 Inrap discovery of an ancient wine production facility.
Arbinas
Arbinas, also known as Erbbina, was a Lycian dynast of Xanthos in south-west Anatolia who ruled c. 390–380 BC and is known chiefly from the Nereid Monument tomb.
Arbinda attack
The Arbinda attack was a December 2019 simultaneous assault by an armed Islamist group on a gendarme base and an internal displacement camp in Arbinda, Burkina Faso.
Arbiter (Halo)
Arbiter (Halo): Covenant title for disgraced Sangheili warriors on suicide missions; best known as Thel 'Vadam, playable deuteragonist of Halo 2 (2004), voiced by Keith David, later a postwar Sangheili leader.
Arbitrage
Arbitrage is the simultaneous purchase and sale of the same or equivalent asset in different markets to capture a price differential, ideally with no risk and no capital invested.
Arbitrage (film)
Arbitrage is a 2012 American thriller drama, Nicholas Jarecki's feature directorial debut, starring Richard Gere as hedge-fund magnate Robert Miller hiding fraud and a fatal crash while selling his empire; also with Sarandon, Roth, and Marling.
Arbitrage pricing
Arbitrage pricing is a family of asset-pricing arguments in which the absence of arbitrage opportunities forces expected asset returns into an approximately linear relation with exposures to a few common risk factors.
Arbitrage pricing theory
Arbitrage pricing theory is a finance model proposed by Stephen Ross in 1976, in which an asset's expected return is a linear function of risk factor exposures.
Arbitral awards as sources of international law
Arbitral awards as sources of international law are binding tribunal decisions that the ICJ Statute classifies only as a subsidiary means for determining rules of law, not a formal source.