DuckCorp Dico

Found one definition

1.                 From The Free On-line Dictionary of Computing (19 January 2023):
                   
   
   
                   
                     
   FSL
      Formal Semantics Language.
      A language for compiler writing.
      ["A Formal Semantics for Computer Languages and its Application
      in a Compiler-Compiler", J.A. Feldman, CACM 9(1) (Jan 1966)].
      [Sammet 1969, p. 641].
      (1995-01-23)