Open DataBase Connectivity. Standardised interface, or middleware, for accessing a database from a program.
Open Database Connectivity. An application program interface to access information from numerous different types of databases including Access, dBase, DB2, etc.
Open database connectivity. Microsoft's strategy for open database interface. Part of the Windows Open Services Architecture (WOSA), ODBC makes it possible to access both relational and non-relational database management systems (DBMS) in a heterogeneous PC environment with minicomputers linked to a mainframe. Defined by the SQL Group, a standards group made up of database vendors.