BA, Ba, or ba may refer to:

Businesses and organizations

Bangladesh Army The Bangladesh Army is the land warfare branch and the largest component of the Bangladesh Armed Forces. The primary mission of the Army is to provide necessary forces and capabilities to deliver the Bangladeshi government's security and def ...

Bibliotheca Alexandrina The Bibliotheca Alexandrina (Latin for "Library of Alexandria"; arz, مكتبة الإسكندرية ', ) is a major library and cultural center on the shore of the Mediterranean Sea in Alexandria, Egypt. It is a commemoration of the Library ...

, an Egyptian library and cultural center *

Boeing The Boeing Company () is an American multinational corporation that designs, manufactures, and sells airplanes, rotorcraft, rockets, satellites, telecommunications equipment, and missiles worldwide. The company also provides leasing and product ...

(NYSE stock symbol BA) *

Booksellers Association of the UK and Ireland The Booksellers Association of the UK and Ireland (BA) is a trade body founded to promote retail bookselling in the United Kingdom and Republic of Ireland, Ireland. It operates the National Book Tokens, National Book Token scheme in the UK and spons ...

Boston Acoustics Boston Acoustics was an American manufacturer of home and mobile audio equipment founded in 1979. The company produced speakers for home, custom/architectural, and car audio. History Advent veterans Andy Kotsatos (known as Andy Pettit) and Fran ...

, an audio equipment manufacturer *

Boston and Albany Railroad The Boston and Albany Railroad was a railroad connecting Boston, Massachusetts to Albany, New York, later becoming part of the New York Central Railroad system, Conrail, and CSX Transportation. The line is currently used by CSX for freight. Pass ...

(reporting mark BA) *

British Aircraft Manufacturing The British Aircraft Manufacturing Company Limited (formerly the British Klemm Aeroplane Company) was a 1930s British aircraft manufacturer based at London Air Park, Hanworth, Middlesex, England. History The German aircraft manufacturer Klemm d ...

British Airways British Airways (BA) is the flag carrier airline of the United Kingdom. It is headquartered in London London is the capital and List of urban areas in the United Kingdom, largest city of England and the United Kingdom, with a populati ...

(IATA airline code BA) *

British-American Oil Gulf Canada was a Canadian integrated petroleum company that existed between 1944 and 2001. Gulf Oil, Gulf Oil Corporation began operating in Canada in 1942, and two years later formed a Canadian subsidiary called the Canadian Gulf Oil Company. In ...

, a Canadian petroleum company *

British Association for the Advancement of Science The British Science Association (BSA) is a charity and learned society founded in 1831 to aid in the promotion and development of science. Until 2009 it was known as the British Association for the Advancement of Science (BA). The current Chie ...

The Nottingham Bluecoat Academy Bluecoat Aspley Academy is a Church of England secondary school and sixth form located in the Aspley area of Nottingham, England, dating back to 1706. In 2007, the school had 1550 students aged six to eighteen, including 250 Sixth form stu ...

, a Church of England secondary school in Nottingham, England *

Selskap med begrenset ansvar Selskap med begrenset ansvar, with short form BA, is a Norwegian term for a corporation comparable to a limited liability company. Meaning literally ''Company with limited liability'', it is a type of corporate structure used in Norway for limite ...

, a type of Norwegian company with limited liability *

Bundesagentur für Arbeit The Bundesagentur für Arbeit (Federal Employment Agency, BA) is a German federal agency in the area of responsibility of the Federal Ministry for Labour and Social Affairs and has its headquarters in Nuremberg. Its current director is Andrea Na ...

, Federal Employment Agency of Germany

Languages

Bashkir language Bashkir (, ; Bashkir: ''Bashqortsa'', ''Bashqort tele'', ) is a Turkic language belonging to the Kipchak branch. It is co-official with Russian in Bashkortostan. It is spoken by approximately 1.4 million native speakers in Russia, as well as i ...

(ISO 639 alpha-2 language code BA) *

Ba (Javanese) is a syllable in the Javanese script that represents the sound /bɔ/, /ba/. It is transliterated into Latin as "ba" and sometimes in Indonesian orthography as "bo". It has another form (''pasangan''), , but is represented by a single Unicode code ...

(ꦧ), a letter in the Javanese script *

Baa language Kwah (Kwa), also known as Baa (''Bàː''Idiatov, Dmitry, Mark Van de Velde, Tope Olagunju and Bitrus Andrew. 2017. Results of the first AdaGram survey in Adamawa and Taraba States, Nigeria'. 47th Colloquium on African Languages and Linguistics ...

, a Niger-Congo language *

Aka-Bo language The Bo language, ''Aka-Bo'' (also known as ''Ba''), was a Great Andamanese language. It was spoken on the west central coast of North AndamanRadcliffe-Brown, Alfred R. (1922). ''The Andaman Islanders''. Cambridge: Cambridge University Press. and ...

, an Indian language, also known as ''Ba'' * Arabic letter ب, named '

Names

Ba (given name) Ba is a given name shared by several notable people. Considered here is the 'Ba' given name prevalent in Myanmar of the 20th Century, as well as the ancient Chinese given names 跋, 霸, and 巴 (traditional Chinese in each case) which are both t ...

* Ba (surname), common West African surname

Places

The Americas

The Bahamas The Bahamas (), officially the Commonwealth of The Bahamas, is an island country within the Lucayan Archipelago of the West Indies in the Atlantic Ocean, North Atlantic. It takes up 97% of the Lucayan Archipelago's land area and is home to ...

(WMO country code BA) *

State of Bahia Bahia ( , , ; meaning "bay") is one of the 26 states of Brazil, located in the Northeast Region of the country. It is the fourth-largest Brazilian state by population (after São Paulo, Minas Gerais, and Rio de Janeiro) and the 5th-largest by ...

, Brazil (ISO 3166-2:BR code) *

Barber County, Kansas Barber County (county code BA) is a county located in the south-central portion of the U.S. state of Kansas. As of the 2020 census, the county population was 4,228. Its county seat and most populous city is Medicine Lodge. It was named for Tho ...

, United States (state county code) *

Buenos Aires Buenos Aires ( or ; ), officially the Autonomous City of Buenos Aires ( es, link=no, Ciudad Autónoma de Buenos Aires), is the capital and primate city of Argentina. The city is located on the western shore of the Río de la Plata, on South ...

, Argentina

Asia

Ba (state) Ba () was an Ancient Chinese states, ancient state in eastern Sichuan, China. Its original capital was Yicheng (Enshi City), Hubei. Ba was conquered by Qin (state), Qin in 316 BC. The historical Bo people (China), Bo people and the modern Tujia pe ...

, a Chinese vassal state during the Zhou Dynasty (1045–256 BCE) * Ba, a village in

Tha Tum Tha Tum ( th, ท่าตุ้ม, ) is a village and ''tambon'' (subdistrict) of Pa Sang District, in Lamphun Province, Thailand Thailand ( ), historically known as Siam () and officially the Kingdom of Thailand, is a country in Sou ...

, Surin Province, Thailand *

Ba River (China) The Ba River (巴江), located in China, is the largest tributary of the Nanpan River. It is the source of the Dadieshui Waterfall. See also *List of rivers in China This incomplete list of rivers that flow through China is organized according ...

Bahrain Bahrain ( ; ; ar, البحرين, al-Bahrayn, locally ), officially the Kingdom of Bahrain, ' is an island country in Western Asia. It is situated on the Persian Gulf, and comprises a small archipelago made up of 50 natural islands and an ...

(FIPS 10-4 country code) *

Bandra railway station Bandra ( /bæːndra/; station code: B for Suburban services and BA for Indian Railways) is a railway station on the Western Line and Harbour Line of the Mumbai Suburban Railway network. It serves the Bandra suburban area and the commercial ar ...

(railway code) *

Tongde County Tongde County () is a county of Qinghai province, China. It is under the administration of Hainan Tibetan Autonomous Prefecture. Geography Tongde County has an alpine subarctic climate (Köppen ''Dwc''), with long, very cold and dry winters, and s ...

("Ba" in Tibetan), Hainan Tibetan Autonomous Prefecture, China

Europe

BA postcode area The BA postcode area, also known as the Bath postcode area,Royal Mail, ''Address Management Guide'', (2004) is a group of nineteen postcode districts in South West England, within sixteen post towns. These cover east Somerset (including Bath, Y ...

, UK, the Bath postcode area in south west England *

Ba (Ljig) Ba ( sr-cyr, Ба) is a village in the municipality of Ljig in central Serbia. According to the 2002 census, the village has a population of 605. It lies below Mount Suvobor. During World War II, Ba was a stronghold of the Serbian royalist Chetn ...

, village in Serbia *

Bad Aussee Bad Aussee (Central Bavarian: ''Bod Ossee'') is a town in the Austrian state of Styria, located at the confluence of the three sources of the Traun River in the Ausseerland region. Bad Aussee serves as the economic and cultural center of the Styri ...

, Austria (vehicle registration code BA) *

Bamberg Bamberg (, , ; East Franconian: ''Bambärch'') is a town in Upper Franconia, Germany, on the river Regnitz close to its confluence with the river Main. The town dates back to the 9th century, when its name was derived from the nearby ' castle. C ...

, Germany (vehicle registration code BA) *

Province of Bari The Province of Bari ( it, provincia di Bari, nap, pruvincia 'e Bari, nap, label= Barese, provinge de Bare) was a province in the region of Apulia, Italy. Its capital was the city of Bari. It has an area of , and a total population of 1,594,10 ...

, Italy (ISO 3166-2:IT code and vehicle registration code BA) *

Berane Berane ( cyrl, Беране) is one of the largest towns of northeastern Montenegro and a former administrative centre of the Ivangrad District. The town is located on the Lim river. From 1949 to 1992, it was named Ivangrad ( cyrl, Ивангр� ...

, Montenegro (vehicle registration code BA) *

Bosnia and Herzegovina Bosnia and Herzegovina ( sh, / , ), abbreviated BiH () or B&H, sometimes called Bosnia–Herzegovina and often known informally as Bosnia, is a country at the crossroads of south and southeast Europe, located in the Balkans. Bosnia and H ...

's ISO 2-letter country code **

.ba .ba is the Internet country code top-level domain (ccTLD) for Bosnia and Herzegovina Bosnia and Herzegovina ( sh, / , ), abbreviated BiH () or B&H, sometimes called Bosnia–Herzegovina and often known informally as Bosnia, is a countr ...

, the top-level domain for Bosnia and Herzegovina *

Bratislava Bratislava (, also ; ; german: Preßburg/Pressburg ; hu, Pozsony) is the Capital city, capital and largest city of Slovakia. Officially, the population of the city is about 475,000; however, it is estimated to be more than 660,000 — approxim ...

, Slovakia

Fiji

Ba (town) Ba () is a town in Fiji, 37 kilometres from Lautoka and 62 kilometres from Nadi, inland from the coast of Viti Levu, Fiji's largest island. Covering an area of 327 square kilometres, it had a population of 14,596 at the 1996 census. The town is ...

, a town in Fiji *

Ba (Open Constituency, Fiji) Ba Open is a former electoral division of Fiji, one of 25 open constituencies that were elected by universal suffrage (the remaining 46 seats, called communal constituencies, were allocated by ethnicity). Established by the 1997 Constitution, i ...

Ba District, Fiji Ba is a district situated on the north western part of the island of Viti Levu in Fiji. The name Ba is also used for a province, a ''tikina'' (a native Fijian administrative region comprising several villages), a town and a river. Ba district c ...

, an administrative district in Fiji *

Ba Province Ba is a province of Fiji, occupying the north-western sector of Viti Levu, Fiji's largest island. It is one of fourteen provinces in the nation of Fiji, and one of eight based in Viti Levu. It is Fiji's most populous province, with a population o ...

, Fiji *

Ba River (Fiji) The Ba River is located in the island of Viti Levu in Fiji Fiji ( , ,; fj, Viti, ; Fiji Hindi: फ़िजी, ''Fijī''), officially the Republic of Fiji, is an island country in Melanesia, part of Oceania in the South Pacific Ocean. It ...

Science

Barium Barium is a chemical element with the symbol Ba and atomic number 56. It is the fifth element in group 2 and is a soft, silvery alkaline earth metal. Because of its high chemical reactivity, barium is never found in nature as a free element. Th ...

, symbol Ba, a chemical element *

Barye The barye (symbol: Ba), or sometimes barad, barrie, bary, baryd, baryed, or barie, is the centimetre–gram–second (CGS) unit of pressure. It is equal to 1 dyne per square centimetre. : = = = = = See also *Pasca ...

, a measurement unit of pressure *

Benzylamine Benzylamine is an organic chemical compound with the condensed structural formula C6H5CH2NH2 (sometimes abbreviated as PhCH2NH2 or BnNH2). It consists of a benzyl group, C6H5CH2, attached to an amine functional group, NH2. This colorless water ...

, an organic chemical compound * 6-Benzylaminopurine, plant hormone *

Blood Alcohol content Blood alcohol content (BAC), also called blood alcohol concentration or blood alcohol level, is a measurement of alcohol intoxication used for legal or medical purposes; it is expressed as mass of alcohol per volume or mass of blood. For exampl ...

β amyloid Amyloid beta (Aβ or Abeta) denotes peptides of 36–43 amino acids that are the main component of the amyloid plaques found in the brains of people with Alzheimer's disease. The peptides derive from the amyloid precursor protein (APP), which is ...

, peptides of several amino acids that are involved in Alzheimer's disease * ''Ba'', a genus of land snails in the family Charopidae, with one species ''

Ba humbugi ''Ba humbugi'' is the only species and therefore the type species in the genus ''Ba'', a genus of land snail, belonging to the family Charopidae. Both the genus and the species were named by the American malacologist Alan Solem. The genus is ende ...

'' *

Brodmann area A Brodmann area is a region of the cerebral cortex, in the human or other primate brain, defined by its cytoarchitecture, or histological structure and organization of cells. History Brodmann areas were originally defined and numbered by the ...

, region of cerebral cortex defined based on its cytoarchitectonics * BA, designation for sublineages of the

SARS-CoV-2 Omicron variant Omicron (B.1.1.529) is a variant of SARS-CoV-2 first reported to the World Health Organization (WHO) by the Network for Genomics Surveillance in South Africa on 24 November 2021. It was first detected in Botswana and has spread to become the ...

Sport

Ba F.C. Ba Football Club is a Fijian football club based in Ba that competes in the Fiji Premier League, the top flight of professional Fijian football. The club was founded in 1935. The club's home ground is the Govind Park. Ba Football Club have ...

* Ba game, a version of medieval football played in Scotland *

Basketball Australia Basketball Australia is the governing and controlling body of basketball in Australia, responsible for the development and promotion of the sport at all levels. Basketball Australia sanctions Australia's two professional leagues, the Nation ...

Batting average Batting average is a statistic in cricket, baseball, and softball that measures the performance of batters. The development of the baseball statistic was influenced by the cricket statistic. Cricket In cricket, a player's batting average is ...

, a statistic in cricket and baseball *

Bowls Australia Bowls Australia is the governing body for the sport of bowls in Australia. Bowls Australia is responsible for the leadership, development and management of lawn bowls in Australia. It is a not-for-profit organisation governed by a voluntary boar ...

Technology

Badass (bridges) Badass was first trademarked by Leo Quan, a manufacturer of bridges for guitars and basses. Badass bridges (used on the Martin EB18 electric bass and a replacement bridge on the Fender Precision Bass) feature individually adjustable saddles, ...

, a guitar bridge trade name of Leo Quan * Balanced armature, a type of headphone technology *

Breathing apparatus (disambiguation) A breathing set or breathing apparatus is equipment which allows a person to breathe in a hostile environment where breathing would otherwise be impossible or hazardous, and may refer to: *Scuba set, any breathing set that is carried entirely ...

, equipment which allows a person to breathe in a hostile environment *

British Association screw threads British Association screw threads, or BA screw threads, are a set of small screw threads, the largest being 0BA at 6 mm diameter. They were, and to some extent still are, used for miniature instruments and modelling. They are unusual in that ...

, a largely obsolete standard for small screw threads *

Buoyancy aid Buoyancy aids are a specialist form of ''personal flotation device'' (PFD) used most commonly by kayakers, canoeists, people practicing rafting, and dinghy sailors. They are designed as a flotation aid, rather than merely a life-saving device ...

, a personal flotation device *

Ford BA Falcon The Ford Falcon (BA) is a full-sized car produced by Ford Australia from 2002 to 2005. It was the second significantly re-engineered iteration of the sixth generation of the Falcon, and also included the Ford Fairmont (BA)—the luxury-oriented ...

, an Australian car * NZR B^A class, a steam locomotive classification used by the New Zealand Railways Department

Other uses

* BA, dominical letter for a

leap year starting on Saturday A leap year starting on Saturday is any year with 366 days (i.e. it includes 29 February) that begins on Saturday, 1 January, and ends on Sunday, 31 December. Its dominical letters hence are BA. The most recent year of such kind was 2000 and the ne ...

* Ba or bꜣ, "personality", an Ancient Egyptian concept of the soul or spirit * Ba, white dove used for religious sacrifices in

Mandaeism Mandaeism (Classical Mandaic: ࡌࡀࡍࡃࡀࡉࡉࡀ ; Arabic: المندائيّة ), sometimes also known as Nasoraeanism or Sabianism, is a Gnostic, monotheistic and ethnic religion. Its adherents, the Mandaeans, revere Adam, Abel, S ...

Ba (pharaoh) Ba, also known as Horus Ba, is the serekh-name of an early Egyptian or ancient Egyptian king who may have ruled at the end of the 1st Dynasty, the latter part of 2nd Dynasty or during the 3rd Dynasty. Neither the exact length of his reign nor ...

, or Horus Ba, a very early pharaoh who might have reigned in the First Dynasty of Egypt *

B. A. Baracus Sergeant Bosco Albert "B.A." (Bad Attitude) Baracus , played by Mr. T, is a fictional character and one of the main protagonists of the 1980s action-adventure television series ''The A-Team''. B. A. Baracus appeared on ''The A-Team'' from the ser ...

, a fictional character on the television series ''The A-Team'' *

Bachelor of Arts Bachelor of arts (BA or AB; from the Latin ', ', or ') is a bachelor's degree awarded for an undergraduate program in the arts, or, in some cases, other disciplines. A Bachelor of Arts degree course is generally completed in three or four years ...

, an academic degree *

Beerenauslese ''Beerenauslese'' (literally: "selection of berries") is a German language wine term for a late harvest wine with noble rot. Beerenauslese is a category in the '' Prädikatswein'' category of the Austrian and German wine classifications, and is a ...

, a German late-harvest wine *

Business agent (labor) A business agent is a title, used in some labor unions, for a leading representative of a local union. It is commonly a paid, full-time position. It can be abbreviated B.A. The duties of a business agent may vary greatly from union to union, but in ...

, a position in some local trade unions *

Business analyst A business analyst (BA) is a person who processes, interprets and documents business processes, products, services and software through analysis of data. The role of a business analyst is to ensure business efficiency increases through their know ...

Business architecture In the business sector, business architecture is a discipline that "represents holistic Holism () is the idea that various systems (e.g. physical, biological, social) should be viewed as wholes, not merely as a collection of parts. The term "hol ...

Ya ba ''Ya ba'' ( th, :wikt:ยาบ้า, ยาบ้า, lo, ຢາບ້າ, literally 'crazy medicine'), formerly known as ''yama'' ( th, :wikt:ยาม้า, ยาม้า; literally 'horse drug'), also known as "bikers' coffee" and "kamika ...

, tablets containing a mixture of methamphetamine and caffeine