Source : Free On-Line Dictionary of Computing

Symmetric LISP
     
        A parallel {Lisp} in which environments are {first-class}
        objects.  It is implemented in {Common LISP}.
     
        ["Parallelism, Persistence and Meta-Cleanliness in the
        Symmetric Lisp Processor", D. Gelernter et al, SIGPLAN Notices
        22(7):274-282 (July 1987)].
     
        ["A Programming Language Supporting First-Class Parallel
        Environments", S. Jagannathan, MIT-LCS/TR 434, 1989].
     
        E-mail: Suresh Jagannathan .
     
        (1995-03-16)