BCA

BCA may refer to:

Commerce

 * 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

Education

 * 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

Sports

 * 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

Science

 * 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

Other uses

 * 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