The Collaborative International Dictionary of English v.0.48:

Abjudicate \Ab*ju"di*cate\, v. t. [L. abjudicatus, p. p. of
   abjudicare; ab + judicare. See Judge, and cf. Abjudge.]
   To reject by judicial sentence; also, to abjudge. [Obs.]
   --Ash.
   [1913 Webster]