BAC Baccalaur?at (French)
BAC Bachelor
BAC Bacterial Artificial Chromosome
BAC Baile ?tha Cliath (Irish: Dublin)
BAC Baking Association of Canada
BAC Balanced Asynchronous Class
BAC Baltimore Air Coil
BAC Bank of America Corporation (stock symbol)
BAC Bar Admission Course (Ontario)
BAC Base Advisory Council
BAC Baseband Assembly Control
BAC Baseline Assembly Control
BAC Basic Access Control
BAC Basic Airborne Course (US Army)
BAC Battle Area Course
BAC Bay Arts Council (Bay City, Michigan)
BAC Bell Atlantic Corporation
BAC Belmont Abbey College
BAC Below All Clouds
BAC Bentley Administration Center
BAC Billing Adjustment Code
BAC Billings Athletic Club
BAC Binary Asymmetrical Channel
BAC Bindon Aiming Concept
BAC Biological Activated Carbon
BAC Bioremediation Action Committee (EPA)
BAC Biotechnology Advisory Committee
BAC Block-Acknowledge Counter (ITU-T)
BAC Blood Alcohol Concentration
BAC Blood Alcohol Content
BAC Bloomer Amusement Co., Inc.
BAC Boating Advisory Council (Florida, USA)
BAC Bobcat Athletic Club (aka BAC'ers, Estes Park, Colorado, USA)
BAC Boeing Airplane Company
BAC Boomerang Association of Canada
BAC Boric Acid Concentrator
BAC Born Again Christian
BAC Boston Architectural Center
BAC Bournemouth Aviation Consultants Ltd
BAC Branch Address Cache
BAC Breakaway Coupling
BAC Breath Alcohol Content
BAC Brewers Association of Canada
BAC Bricklayers and Allied Craftsmen (union)
BAC Bricklayers and Allied Craftworkers (union)
BAC Brigade Ammunition Column
BAC Brisbane Airport Corporation
BAC British Accreditation Council
BAC British Aircraft Corporation (now BAE systems)
BAC British Association of Counseling
BAC Broad Area Chaff
BAC Bronchoalveolar Carcinoma
BAC Budget Activity Code
BAC Budget Advisory Committee
BAC Budget At Completion
BAC Buffalo Athletic Club (Buffalo, NY)
BAC Buffer Access Card
BAC Bureau d'Assurances du Canada
BAC Bus Access Circuit
BAC Business Acquisition Council (SAIC)
BAC Business Advisory Center
BAC Business Advisory Council (Asian)
BAC Business Affairs Commission
BAC Business Assistance Center
BAC Business Associate Contract (HIPAA)
BAC By Any Chance
BAC Bypass Air Control (valve)