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, 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 ...

(NYSE stock symbol BA) * Booksellers Association of the UK and Ireland * Boston Acoustics, an audio equipment manufacturer * Boston and Albany Railroad (reporting mark BA) * British Aircraft Manufacturing *

British Airways British Airways (BA) is the flag carrier airline of the United Kingdom. It is headquartered in London, England, near its main hub at Heathrow Airport. The airline is the second largest UK-based carrier, based on fleet size and passengers ...

(IATA airline code BA) *

British-American Oil Gulf Canada was a Canadian integrated petroleum company that existed between 1944 and 2001. Gulf Oil Corporation began operating in Canada in 1942, and two years later formed a Canadian subsidiary called the Canadian Gulf Oil Company. In 1956 Cana ...

, 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 Ch ...

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 ...

, 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, 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 a ...

(ISO 639 alpha-2 language code BA) * Ba (Javanese) (ꦧ), a letter in the Javanese script * Baa language, a Niger-Congo language * Aka-Bo language, 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 ...

Ba (surname) Ba, Bâ, and Bah are potentially related West African surnames, usually of Fula origin. In the Fula culture of Mali and Senegal, the surname Diakité is considered equivalent. Ba * Adame Ba Konaré (born 1947), a Malian Historian and former firs ...

, 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 North Atlantic. It takes up 97% of the Lucayan Archipelago's land area and is home to 88% of the arc ...

(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 b ...

, 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 ...

, 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 city, capital and primate city of Argentina. The city is located on the western shore of the Río de la Plata ...

, Argentina

Asia

* Ba (state), a Chinese vassal state during the Zhou Dynasty (1045–256 BCE) * Ba, a village in Tha Tum, Surin Province, Thailand * Ba River (China) *

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 (railway code) * Tongde County ("Ba" in Tibetan), Hainan Tibetan Autonomous Prefecture, China

Europe

* BA postcode area, UK, the Bath postcode area in south west England * Ba (Ljig), village in Serbia * Bad Aussee, 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 ' castl ...

, Germany (vehicle registration code BA) * Province of Bari, Italy (ISO 3166-2:IT code and vehicle registration code BA) * Berane, 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 ...

'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 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 — approximately 140% o ...

, Slovakia

Fiji

* Ba (town), a town in Fiji * Ba (Open Constituency, Fiji) * Ba District, Fiji, an administrative district in Fiji * Ba Province, Fiji * Ba River (Fiji)

Science

* Barium, symbol Ba, a chemical element * Barye, 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 wate ...

, 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 example ...

* β amyloid, 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'' * Brodmann area, region of cerebral cortex defined based on its cytoarchitectonics * BA, designation for sublineages of the SARS-CoV-2 Omicron variant

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 *

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 i ...

, a statistic in cricket and baseball * Bowls Australia

Technology

* Badass (bridges), a guitar bridge trade name of Leo Quan * Balanced armature, a type of headphone technology * Breathing apparatus (disambiguation), equipment which allows a person to breathe in a hostile environment * British Association screw threads, a largely obsolete standard for small screw threads * Buoyancy aid, a personal flotation device * Ford BA Falcon, 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 * 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, Ab ...

* Ba (pharaoh), or Horus Ba, a very early pharaoh who might have reigned in the First Dynasty of Egypt * B. A. Baracus, 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 yea ...

, an academic degree * Beerenauslese, 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 * Ya ba, tablets containing a mixture of methamphetamine and caffeine