TB

TB or Tb may refer to:

Science and medicine

• Terbium, a metallic element (chemical symbol: Tb)
• Tuberculosis (TB), a chronic infectious disease
• Terrific broth, a bacterial growth medium for E. coli
• Brightness temperature (Tb) in astrophysics

Telecommunications and computing

• Terabyte (TB), a unit of information (often measuring storage capacity)
• Terabit (Tb), a unit of information (often measuring data transfer)

Sports

• Tampa Bay Lightning, a professional ice hockey team in the Tampa Bay Area
• Tampa Bay Buccaneers, a professional football team in the Tampa Bay Area
• Tampa Bay Rays, a professional baseball team in the Tampa Bay Area
• TB Tvøroyri (Tvøroyrar Bóltfelag), a Faroese football club from Tvøroyri
• Total bases, a baseball statistic

Transport

• T.B. (Thompson Brothers), a three-wheeled cyclecar manufactured by Thompson Brothers of Bilston, England, from 1919 until 1924

Military

• Torpedo boat, a relatively small and fast naval vessel designed to carry torpedoes into battle
• Boeing TB, an American torpedo bomber biplane designed by the US Navy and built by Boeing in 1927

Other uses

• A tablespoon (tb), a rough, culinary unit of volume
• TB, Maryland, an unincorporated community
• Tampa Bay, a bay located in Florida