BSL may refer to:

Business

* Black Star Line, a former shipping line owned by Marcus Garvey * BlueScope Steel Limited, an Australian-based flat product steel producer * Boyne Smelters Limited, an Australian-based aluminium smelter company * Brookdale Senior Living, a U.S. company that operates senior residences

Education

* Bachelor of Science in Law, an academic degree *

British School of Lomé, Togo The British School of Lomé (BSL) was established in 1983 to serve expatriate families based in Lomé, Togo. Notable alumni * Edu Adodo, author of "Children of Stardust"; the author regularly holds writing workshop with the school's IGCSI and I ...

, a school in Togo, West Africa

Linguistics

* British Sign Language * Bhutanese Sign Language

Publications

* , an academic journal published by the Société de Linguistique de Paris * ''Bulletin of Symbolic Logic'', from the Association for Symbolic Logic * ''Transport Phenomena'' (book), an engineering textbook also known by its authors' initials (Bird, Stewart, and Lightfoot)

Science and computing

* Biosafety level or biohazard safety level, a set of biocontainment precautions *

Blood sugar level Glycaemia, also known as blood sugar level, blood sugar concentration, or blood glucose level is the measure of glucose concentrated in the blood of humans or other animals. Approximately 4 grams of glucose, a simple sugar, is present in the blo ...

Boost Software License Boost is a set of libraries for the C++ programming language that provides support for tasks and structures such as linear algebra, pseudorandom number generation, multithreading, image processing, regular expressions, and unit testing. It conta ...

, a license popular for C++ projects * Bootstrap loader, the software involved in booting a computer * Business Source License, a source-available software license

Sports

* Basketball Super League (Turkish: ''Basketbol Süper Ligi''), Turkey's premier men's basketball league *

Basketball Super League (North America) The Basketball Super League is a professional basketball league based throughout Canada and the United States. The goal is to model the league after professional soccer and basketball leagues in Europe, by playing against teams in The Basketbal ...

, North American basketball league * Israeli Basketball Super League, a former name of the Israeli Basketball Premier League

Transportation

* EuroAirport Basel Mulhouse Freiburg (IATA airport code) * Broad Street Line, a subway line in Philadelphia, Pennsylvania, US

Other uses

Bangladesh Student League The Bangladesh Chhatra League ( bn, বাংলাদেশ ছাত্রলীগ; translation: Bangladesh Students' League; BSL), formerly known as the East Pakistan Student League, often simply called the Chhatra League, is a students' ...

, a students' political organisation in Bangladesh * Biologic Space Laboratories, the location of the '' Metroid Fusion'' video game * Beam stage loader, a machine that forms part of a

longwall mine Longwall mining is a form of underground coal mining where a long wall of coal is mined in a single slice (typically thick). The longwall panel (the block of coal that is being mined) is typically long (but can be upto long) and wide. Histor ...

* Breed-specific legislation, a type of law to prohibit or restrict the keeping of particular breeds or types of dog {{disambiguation