internuncial

from The Collaborative International Dictionary of English v.0.48

Internuncial \In`ter*nun"cial\, a. [See {Internuncio}.]
   [1913 Webster]
   1. Of or pertaining to an internuncio.
      [1913 Webster]

   2. (Physiol.) Communicating or transmitting impressions
      between different parts of the body; -- said of the
      nervous system. --Carpenter.
      [1913 Webster]