The Collaborative International Dictionary
Internuncial
Internuncial \In`ter*nun"cial\, a. [See Internuncio.]
Of or pertaining to an internuncio.
(Physiol.) Communicating or transmitting impressions between different parts of the body; -- said of the nervous system.
--Carpenter.
Wiktionary
internuncial
a. 1 Of or relating to an internuncio. 2 Between neurons; communicating or transmitting impressions between different parts of the body.