Source : Free On-Line Dictionary of Computing

OLE for Process Control
     
         (OPC) A set of seven open standards for
        connectivity and interoperability of industrial automation and
        the enterprise systems.
     
        Based on fundamental and evolving standards and technology of
        the general computing market, the OPC Foundation adapts and
        creates specifications that fill industry-specific needs.
     
        {OPC Foundation (http://www.opcfoundation.org/)}.
     
        (2003-05-21)