The Collaborative International Dictionary of English v.0.48:

Predetermine \Pre`de*ter"mine\, v. t. [imp. & p. p.
   Predetermined; p. pr. & vb. n. Predermining.] [Pref. pre-
   + determine: cf. F. pr['e]d['e]terminer.]
   1. To determine (something) beforehand. --Sir M. Hale.
      [1913 Webster]

   2. To doom by previous decree; to foredoom.
      [1913 Webster]

WordNet (r) 3.0 (2006):

predetermined
    adj 1: set in advance; "a preset plan of action"; "at a
           predetermined time" [syn: preset, predetermined]

Moby Thesaurus II by Grady Ward, 1.0:

57 Moby Thesaurus words for "predetermined":
   absolute, aforethought, apodictic, bound, certain, clear,
   clear and distinct, clear as day, conclusive, decisive, definite,
   destined, determinate, doomed, fated, fixed, foregone, forejudged,
   foreordained, forgone, in the cards, ineluctable, inevitable,
   judged beforehand, necessary, ordained, perfectly sure, positive,
   prearranged, preconceived, preconceptual, preconcluded,
   preconsidered, predecided, predeliberated, predestinate,
   predestined, predisposed, predispositional, prejudged, prejudging,
   prejudicial, premeditated, preordained, prepense, preresolved,
   presumed, presupposed, presurmised, set up, sure, sure-enough,
   true, unambiguous, unequivocal, univocal, unmistakable