Source : WordNet®

Juno
     n : (Roman mythology) queen of the Olympian gods who protected
         marriage; wife and sister of Jupiter; counterpart of
         Greek Hera

Source : Free On-Line Dictionary of Computing

Juno
     
        A numerical {constraint}-oriented language for graphics
        applications.  It solves its constraints using
        {Newton-Raphson} {relaxation}.  It was inspired partly by
        {Metafont}.
     
        ["Juno, a Constraint-Based Graphics System", G. Nelson in
        SIGGRAPH '85 Conf Readings, B.A. Barsky ed, Jul 1985,
        pp. 235-243].
     
        (1994-11-23)