BDC

BDC may mean:

Business and finance

 * Becton, Dickinson and Company, a medical products manufacturer
 * Business Data Catalog
 * Business Development Bank of Canada
 * Business Development Company - is a publicly traded private equity tax-advantaged investment company in the US investing in small and mid-sized businesses
 * BDC Aero Industrie, a Canadian aircraft manufacturer based in Lachute, Quebec

Other

 * Backup Domain Controller
 * Beat Down Clan - a heel wrestling stable in Total Nonstop Action Wrestling
 * Beck Depression Checklist or Burns Depression Checklist, both of which are associated with the Beck Depression Inventory
 * Berlin Document Center
 * Binary Delta Compression
 * Bishop Druitt College, a K-12 school situated in Coffs Harbour, New South Wales, Australia
 * Black Diamond Conference, an Illinois high school athletic conference
 * Boolean Differential Calculus, a subject field of Boolean algebra discussing changes of Boolean variables and functions
 * Bottom dead centre, the position of a piston when it is nearest a crankshaft
 * Brian Deer Classification System
 * British Dance Council
 * Broadway Dance Center
 * Bullet drop compensation
 * Bellini duct carcinoma, a rare type of cancer that affects the Bellini duct of the kidney.
 * Terephthalic acid, benzene-1,4-dicarboxylic acid, abbreviated BDC
 * BDC (group)