519,064 articles
Bartatua
Bartatua, also known as Protothyes, was a Scythian king titled King of the Scythians in Assyrian records, known chiefly for asking Esarhaddon for a daughter in marriage around 672 BCE.
Bartel Leendert van der Waerden
Bartel Leendert van der Waerden (1903–1996) was a Dutch mathematician and historian of mathematics whose two-volume Moderne Algebra set the standard for twentieth-century abstract algebra.
Bartender
Bartender: a worker who mixes and serves drinks at bars, restaurants, and hotels. Also called mixologist. About 762,600 U.S. jobs, median $16.51/hour (May 2025), no formal education required, on-the-job training plus state alcohol-server certification.
Bartending equipment and bar setup
Bartending equipment and bar setup covers the hand tools, glassware, ice handling, and workstation organization behind a commercial bar, including shakers, jiggers, sink requirements, and standard bar dimensions.
Bartending terminology
Bartending terminology: bar vocabulary for serving (neat, up, on the rocks), mixing (shaken, stirred, dry shake, muddling), and service slang (86). Covers ambiguous straight up, IBA standardization since 1961, the 1806 cocktail definition, and zero-proof naming shifts.
Barter
Barter, or the barter system, is the direct exchange of goods or services without money; contrary to textbooks, no pure barter economy has ever been documented.
Barter 6
Barter 6 (also Barter VI) is Young Thug's April 17, 2015 mixtape on 300 Entertainment/Atlantic, originally titled Carter 6 until Lil Wayne's legal threats forced a Bloods-affiliated rename; guests include Birdman, T.I., and Boosie Badazz.
Barter of Panay
The Barter of Panay is a Visayan legend in which ten Bornean datus led by Datu Puti bought Panay's lowlands from the Ati for gold.
Barth (Martian crater)
Barth is an impact crater on Mars, 111 kilometers wide in the Arabia Terra region, named in 2019 for American atmospheric physicist Charles A. Barth.
Barth F. Smets
Barth F. Smets is an environmental microbiologist, professor at Aarhus University since 2024, known for work on plasmid transfer, comammox Nitrospira, and nitrogen removal from water.
Barth syndrome
Barth syndrome (BTHS, 3-methylglutaconic aciduria type II) is a rare X-linked recessive disorder from TAFAZZIN (TAZ/G4.5) variants impairing cardiolipin remodeling, causing cardiomyopathy, neutropenia, skeletal myopathy, and growth delay, diagnosed by elevated MLCL:CL ratio; first treatment elamipretide approved 2025.
Barthel index
The Barthel index (BI) is a clinical scale scoring a patient's independence in ten basic activities of daily living, from 0 to 100, used in rehabilitation and geriatric medicine.
Barthélémy Attisso
Barthélémy Attisso (1945–2021) was a Togolese guitarist and lawyer who co-founded Senegal's Orchestra Baobab in 1970, blending Cuban son with jazz guitar, and died in Lomé in 2021.
Barthélemy Boganda
Barthélemy Boganda (1910-1959), first Catholic priest of Oubangui-Chari, French National Assembly deputy, MESAN founder, and first prime minister of the autonomous Central African Republic, died in an unexplained 1959 air crash before independence.
Barthelemy Chinenyeze
Barthelemy Chinenyeze, French middle blocker (born 1998, Coudekerque-Branche), two-time Olympic volleyball champion Tokyo 2020 and Paris 2024; clubs Toulouse, Tours, Vibo Valentia, Milan, Lube Civitanova, Fenerbahçe.
Bartholin's cyst
Bartholin's cyst: a fluid-filled lump near the vaginal opening caused by blockage of a Bartholin gland duct, affecting about 2% of women; treated by Word catheter, marsupialization, or excision, with biopsy after age 40.
Bartholin's gland
Bartholin's gland (greater vestibular gland): one of two pea-sized vulvar glands, named for Caspar Bartholin the Younger, that secrete lubricating mucus; their ducts often form cysts and abscesses.
Bartholomaeus Arnoldi
Bartholomaeus Arnoldi, usually called Usingen or Usingensis after his birthplace, was a German Augustinian theologian who taught Luther at Erfurt, then opposed the Reformation and helped draft the Confutatio at Augsburg in 1530.
Bartholomäus Ziegenbalg
Bartholomäus Ziegenbalg was a German Lutheran missionary in the Danish colony of Tranquebar, South India, from 1706 until his death in 1719, and the first Protestant missionary to India, who translated the New Testament into Tamil.
Bartholomeus C.J.M. Fauser
Bartholomeus C.J.M. (Bart) Fauser is a Dutch reproductive medicine specialist and Professor Emeritus at UMC Utrecht, known for research on anti-Müllerian hormone, ovarian aging, and PCOS.
Bartholomeus Spranger
Bartholomeus Spranger (1546–1611) was a Flemish painter, draughtsman, and sculptor from Antwerp who became court painter to Emperor Rudolf II in Prague and the leading creator of rudolfine Mannerism.
Bartholomew Columbus
Bartholomew Columbus, known in Spanish as Bartolomé Colón, was a Genoese cartographer and navigator, brother of Christopher Columbus, who founded Santo Domingo around 1496 and served as the first adelantado of the Indies.
Bartholomew Holzhauser
Bartholomew Holzhauser (1613–1658) was a German Catholic parish priest who founded the Bartholomäer, secular priests living in common, and wrote visions and an Apocalypse commentary.
Bartholomew I of Constantinople (Δημήτριος Αρχοντώνης)
Bartholomew I of Constantinople, born Demetrios Archontonis in 1940, has been Ecumenical Patriarch since 1991, known for granting Ukraine's church autocephaly in 2019 and environmental advocacy.
Bartholomew M. Sefton
Bartholomew M. Sefton is a molecular biologist at the Salk Institute in San Diego whose 1980 work showed that the Rous sarcoma virus transforming protein is a tyrosine kinase.
Bartholomew Nagy
Bartholomew Nagy is an organic geochemist at the University of Arizona known for work on organic matter in Apollo 11 lunar samples, carbonaceous meteorites, and Precambrian rocks.
Bartholomew Ogbeche
Bartholomew Owogbalor Ogbeche, Nigerian striker born 1984 in Ogoja; ex-PSG youngest scorer, 2002 World Cup player, and ISL all-time top scorer with 63 goals for four clubs.
Bartholomew Roberts
Bartholomew Roberts, born John Roberts (c. 1682–1722), Welsh pirate known as Black Bart or Barti Ddu; most successful Golden Age pirate with over 400 ships taken, captain of the Royal Fortune, killed by HMS Swallow off Cape Lopez on 10 February 1722.
Bartholomew the Apostle
Bartholomew the Apostle, also known as Saint Bartholomew, is one of the Twelve Apostles of Jesus, named in all four New Testament lists and honored as a martyr in Armenia.
Bartini Beriev VVA-14
The Bartini Beriev VVA-14 (ВВА-14) was a Soviet experimental vertical take-off amphibious anti-submarine aircraft designed by Robert Bartini and built at Beriev in Taganrog, first flying in 1972.