The Collaborative International Dictionary of English v.0.48:

Juridic \Ju*rid"ic\, Juridical \Ju*rid"ic*al\, a. [L. juridicus
   relating to the administration of justice; jus, juris, right,
   law + dicare to pronounce: cf. F. juridique. See Just, a.,
   and Diction.]
   Pertaining to a judge or to jurisprudence; acting in the
   distribution of justice; used in courts of law; according to
   law; legal; as, juridical law. "This juridical sword."
   --Milton.
   [1913 Webster]

         The body corporate of the kingdom, in juridical
         construction, never dies.                --Burke.
   [1913 Webster]

   Juridical days, days on which courts are open.
      [1913 Webster]

Bouvier's Law Dictionary, Revised 6th Ed (1856):

JURIDICAL DAYS. Dies juridici. Days in court on which the law is
administered.