The Free On-line Dictionary of Computing (30 December 2018):

Video Graphics Array
Video Graphics Adapter
Video Graphics Adaptor

    (VGA) A display standard for IBM PCs, with 640
   x 480 pixels 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)