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]

The Collaborative International Dictionary of English v.0.48:

Predetermine \Pre`de*ter"mine\, v. i.
   To determine beforehand.
   [1913 Webster]

WordNet (r) 3.0 (2006):

predetermine
    v 1: determine beforehand
    2: cause to be biased [syn: bias, predetermine]

Moby Thesaurus II by Grady Ward, 1.0:

29 Moby Thesaurus words for "predetermine":
   be predisposed, calculate, destine, determine, fate, forejudge,
   foreordain, forethink, go off half-cocked, judge beforehand,
   jump the gun, plan, plot, preconceive, preconclude, preconsider,
   predecide, predestinate, predestine, preestablish, prejudge,
   premeditate, preordain, preresolve, presume, presuppose,
   presurmise, scheme, work out beforehand