The Collaborative International Dictionary of English v.0.48:

Presential \Pre*sen"tial\, a. [LL. praesentialis.]
   Implying actual presence; present, immediate. [Obs.]
   [1913 Webster]

         God's mercy is made presential to us.    --Jer. Taylor.
   [1913 Webster] -- Pre*sen"tial*ly, adv. [Obs.]
   [1913 Webster]