Source : Webster's Revised Unabridged Dictionary (1913)

Vicarial \Vi*ca"ri*al\, a. [Cf. F. vicarial.]
   1. Of or pertaining to a vicar; as, vicarial tithes.

   2. Delegated; vicarious; as, vicarial power.

Source : WordNet®

vicarial
     adj : of or relating to or characteristic of a vicar