BT or Bt may refer to:
Arts, media and entertainment
The arts BT (musician) (born Brian Transeau), American electronic musician BT (album), a 2000 album by Buck-Tick Burton Taylor Studio or The BT, managed by Oxford Playhouse
Fictional entities BT, a character in the television series .hack//Sign BT (meaning "beached thing"), a type of fictional creature in the Death Stranding game
News media B.T. (tabloid), a Danish newspaper Berliner Tageblatt, a German daily newspaper , a Norwegian newspaper Breakfast Television, a Canadian morning television news program The Business Times (Singapore), a financial newspaper Borås Tidning, a Swedish newspaper
Businesses
Financial services BT (Wealth Management), wealth management brand within Westpac group in Australia Banca Transilvania, a bank in Romania Bankers Trust, a banking organisation
Public transport AirBaltic, a Latvian airline (IATA code BT) Blacksburg Transit, Virginia, US Burlington Transit, Ontario, Canada Brampton Transit, a local municipal bus service for the city of Brampton, Ontario, Canada
Telecommunications BT Group plc, parent company of British Telecom BT Global Services, a division of the BT Group BT Consumer, a division of the BT Group
Other businesses BT, a brand of Bulgarian tobacco producer Bulgartabac Brooktree, a semiconductor company later acquired by Rockwell Semiconductor
Places Bhutan (ISO country code BT) .bt, Bhutan's country-code Top Level Domain Barton County, Kansas (state county code BT) British Indian Ocean Territory, WMO country code Europe BT postcode area, which covers the whole of Northern Ireland Province of Barletta-Andria-Trani, Italy (vehicle registration code) Bačka Topola, Serbia (vehicle registration code) Bayreuth, Germany (vehicle registration code) Bitola, Republic of Macedonia (vehicle registration code) Botoșani, Romania (vehicle registration code) Botoșani County, Romania (ISO 3166-2:RO code) Kherson Oblast, Ukraine (vehicle registration code)
Science and technology Haplogroup BT, a Y-chromosome gene group Biotite, a phyllosilicate mineral BT tank, any in a series of Soviet light tanks produced in large numbers between 1932 and 1941 BT-Epoxy, a polymer used in printed circuit boards Bacillus thuringiensis, a bacterium used as a pesticide Bathythermograph, an underwater thermometer BitTorrent, an Internet file-sharing protocol Bluetooth, a wireless connection technology
Other uses Baronet, a title in the British honours system abbreviated "Bt" or formerly "Bt." Body thetan, a concept in the Scientology belief system Brian Taylor (Australian footballer), nickname Brenton Tarrant, Australian mass shooter BT grade tea The Bible Translator, academic journal bt, an abbreviation for "bint" BT tank, a series of Soviet light tanks Battletech, a wargaming and military science fiction franchise
See also BST (disambiguation)