The Collaborative International Dictionary of English v.0.48:

Prefigurative \Pre*fig"ur*a*tive\, a.
   Showing by prefiguration. "The prefigurative atonement."
   --Bp. Horne.
   [1913 Webster]

WordNet (r) 3.0 (2006):

prefigurative
    adj 1: indistinctly prophetic [syn: adumbrative,
           foreshadowing, prefigurative]