Juristical

from The Collaborative International Dictionary of English v.0.48

Juristic \Ju*ris"tic\, Juristical \Ju*ris"tic*al\, a.
   Of or pertaining to a jurist, to the legal profession, or to
   jurisprudence. [R.] "Juristic ancestry." --Lowell.
   [1913 Webster]