BSA
BSA is an abbreviation for:
- Bad Sooden-Allendorf , a town and health resort in Hesse (Germany), is part of the Werra-Meißner district
- Barenboim Said Academy , music college in Berlin
- Bavarian Singing Academy
- Bavarian Language Atlas
- Belgian School te Athene , Belgian archaeological school in Athens
- Succinic anhydride
- Occupational damage compensation
- Aarau vocational school
- Bethesda Softworks Archive, a file extension (.bsa) used by this video game manufacturer
- Operational vibration analysis
- District Judges Committee
- District social work , in some municipalities the synonym for general social service
- District Social Workers
- District social committee in South Tyrol
- District sports facility , see sports field
- Malolactic fermentation , see malolactic fermentation
- Birmingham Small Arms Company , a British car and motorcycle manufacturer
- Bitstream access , bitstream access
- Sedimentation analysis
- Body Surface Area , used to calculate the severity of psoriasis
- Bovine serum albumin , the most common protein in bovine serum
- Boy Scouts of America
- Industry structure analysis
- Fire simulation system
- British Science Association
- British School at Athens
- British Sociological Association , the scientific association of British sociologists
- Bulletin on Sumerian Agriculture
- Association of Swiss Architects
- Federation of Swiss Friends of the Armenians
- Association of Social Democratic Academics, Intellectuals, Artists
- Bund Sozialistischer Arbeiter , see Socialist Equality Party
- Federal Treasury Note
- Bundessortenamt
- Business Software Alliance
- One thread size in the bicycle bottom bracket
- N, O-bis (trimethylsilyl) acetamide, a derivatizing agent in gas chromatography
