Source : Webster's Revised Unabridged Dictionary (1913)

Archetypal \Ar"che*ty`pal\, a.
   Of or pertaining to an archetype; consisting a model (real or
   ideal) or pattern; original. ``One archetypal mind.''
   --Gudworth.

   Note: Among Platonists, the archetypal world is the world as
         it existed as an idea of God before the creation.

Source : WordNet®

archetypal
     adj : representing or constituting an original type after which
           other similar things are patterned; "archetypal
           patterns"; "she was the prototypal student activist"
           [syn: {archetypical}, {prototypal}, {prototypic}, {prototypical}]