Source : Free On-Line Dictionary of Computing

Computer Graphics Metafile
     
         (CGM) A standard file format for
        storage and communication of graphical information, widely
        used on {personal computers} and accepted by {desktop
        publishing} and technical illustration systems.
     
        {MIME type}: image/cgm.
     
        {ANSI}/{ISO} 8632-1987.  Worked on by the {ISO}/{IEC} group
        {JTC1/SC24}.
     
        {CGM Open Consortium (http://www.cgmopen.org/)}.
     
        See also: {WebCGM}.
     
        (1999-02-16)