BT or Bt may refer to:
BTS (Korean: 방탄소년단; RR: Bangtan Sonyeondan), also known as the Bangtan Boys, is a seven-member South Korean boy band formed in Seoul in 2013. The septet co-writes and produces much of their output.
BT Group plc (trading as BT and formerly British Telecom) is a British multinational telecommunications holding company headquartered in London, United Kingdom.
BtoB ( BEE-too-bee; Korean: 비투비; acronym for Born to Beat) is a South Korean boy band formed in 2012 by Cube Entertainment.
BT Sport is a group of pay television sports channels provided by BT Consumer; a division of BT Group in the United Kingdom and Ireland that was launched on 1 August 2013. The channels are based at the former International Broadcast Centre at the Queen Elizabeth Olympic Park in London.
The BTR-60 is the first vehicle in a series of Soviet eight-wheeled armoured personnel carriers (APCs).
Btrfs (pronounced as "butter fuss", "better F S", "butter F S", "b-tree F S", or simply by spelling it out) is a file system based on the copy-on-write (COW) principle, initially designed at Oracle Corporation for use in Linux.
Brian Wayne Transeau (born October 4, 1971), known by his initials as BT, is an American musician, composer, singer, songwriter, DJ and audio technician.
The BTR-80 (Russian: бронетранспортер/Bronetransporter, literally "Armoured Transporter") is an 8×8 wheeled amphibious armoured personnel carrier (APC) designed in the USSR.