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.
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.
BT Sport is a group of sports television 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-80 (Russian: бронетранспортер/Bronetransporter, literally "Armoured Transporter") is an 8×8 wheeled amphibious armoured personnel carrier (APC) designed in the USSR.