BTU is an acronym referring to the British thermal unit
BTU may also refer to: Bathurst Trade Union, the first trade union organization in Bathurst in The Gambia Benzylthiouracil, a pharmaceutical compound Board of Trade unit, an obsolete British term for the kilowatt hour "BT-U", a track on the John Abercrombie album, Speak of the Devil (John Abercrombie album) Peabody Energy Corporation, NYSE ticker symbol BTU IATA code for Bintulu Airport Brandenburg University of Technology, Brandenburgische Technische Universität, a technical school in Cottbus, Germany Bursa Technical University, , a university which is located in Bursa, Turkey BTU, a collaborative music group with solo musicians Barney Bentall, Tom Taylor, and Shari Ulrich