BCA may refer to:

• Bangladesh Caterers Association UK, the umbrella organisation of British-Bangladeshi restaurants
• Bank Central Asia, a private bank in Indonesia
• Boeing Commercial Airplanes, the commercial aircraft division of The Boeing Company
• Book Club Associates, a defunct mail-order and online book seller
• British Car Auctions, former name of the used vehicle marketplace Constellation Automotive Group
• Broadcasting Company of America, former American Telephone & Telegraph Company subsidiary
• Business Council of Australia, an industry association of Australian chief executives
• Civilian Board of Contract Appeals, a United States government agency
• Model Business Corporation Act, a Model Act promulgated by the Corporate Laws Committee of the American Bar Association
• Broadcasting Corporation of Abia State, a state government-run radio station of Abia State

• Bachelor of Computer Application, an undergraduate academic degree
• Bergen County Academies, a magnet high school in New Jersey, United States
• Botswana College of Agriculture. an agricultural University in Gaborone, Botswana
• Brethren Colleges Abroad, a non-profit education organization

• Badminton Confederation of Africa, African badminton organisation
• Barbados Cricket Association, the ruling body for cricket in Barbados
• Billiard Congress of America, the governing body for cue sports in the United States and Canada
• Bihar Cricket Association, the governing body of cricket in Bihar
• Black Coaches & Administrators, a U.S. organization supporting African American and other minority sports coaches and administrators
• British Caving Association, the sports governing body for caving in the United Kingdom
• British Cheerleading Association, the governing body for cheerleading in the UK
• British Chess Association, replaced by the British Chess Federation in 1904
• BC Augsburg, a defunct German association football club
• BC Aichach, a German association football club

• Bicinchoninic acid, a weak acid composed of two carboxylated quinoline rings
• Bicinchoninic acid assay, a biochemical assay for determining the total concentration of protein in a solution
• Bradford colorimetric assay, a spectroscopic analytical procedure that measures the concentration of protein in a solution
• Branched-chain amino acid, an amino acid having an aliphatic side-chain with a branch
• Binary collision approximation, a heuristic used to simulate the penetration depth and defect production by energetic ions in solids

• British Citizen Awards, a UK award for individuals doing extraordinary work in their community
• Boston Center for the Arts, a visual and performing arts complex in Boston
• Breast cancer awareness, an effort to raise awareness and reduce the stigma of breast cancer
• British Cartoonists' Association, an association of British cartoonists
• British Central Africa, a former British protectorate that occupied the same area as present-day Malawi
• British Chiropractic Association, an association for chiropractors in the United Kingdom
• Buddhist Churches of America, the United States branch of the Nishi Honganji subsect of Jōdo Shinshū Buddhism
• Building and Construction Authority, a Singapore government statutory board
• Burst Cutting Area, the circular area near the center of a DVD, HD DVD or Blu-ray Disc
• Minnesota Bureau of Criminal Apprehension, a detective agency in Minnesota, United States

This disambiguation page lists articles associated with the title BCA.
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