Source : Free On-Line Dictionary of Computing

Act3
     
         A high-level {actor} language by {Carl Hewitt}.  A
        descendant of {Act2} which provides support for automatic
        generation of {customer}s and for {delegation} and
        {inheritance}.
     
        ["Linguistic Support of Receptionists for Shared Resources",
        C. Hewitt et al in Seminar on Concurrency, S.D. Brookes et al
        eds, LNCS 197, Springer 1985, pp. 330-359].
     
        (1994-11-08)