Source : Webster's Revised Unabridged Dictionary (1913)

Acrisia \A*cris"i*a\, Acrisy \Ac"ri*sy\, n. [LL. acrisia, Gr. ?;
   'a priv. + ? to separate, to decide.]
   1. Inability to judge.

   2. (Med.) Undecided character of a disease. [Obs.]