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)