<language> An extensible macro assembly language with user-redefinable grammar, for use with FAP.
["XPOP: A Meta-language Without Metaphysics", M.I. Halpern, Proc FJCC 25:57-68, AFIPS (Fall 1964)].
(1995-04-28)
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Nearby terms: XPG3 « XPL « xpm « XPOP » XP Pro » Xpress Transport Protocol » X protocol
