Source : Free On-Line Dictionary of Computing

Video Graphics Array
     
         (VGA) A {display standard} for {IBM PC}s, with 640
        x 480 {pixel}s in 16 colours and a 4:3 {aspect ratio}.  There
        is also a text mode with 720 x 400 pixels.
     
        IBM technical references define the *product name* of their
        original VGA display board as "Video Graphics Array", in
        contrast to the preceding boards, the "{Color Graphics
        Adapter}" (CGA) and "{Enhanced Graphics Adapter}" (EGA).
     
        See also {Super Video Graphics Adapter}.
     
        (1995-01-12)