Source : Webster's Revised Unabridged Dictionary (1913)

Nuncio \Nun"ci*o\, n.; pl. {Nuncios}. [It. nunzio, nuncio, fr.
   L. nuncius, nuntius, messenger; perh. akin to novus new, E.
   new, and thus, one who brings news. Cf. {Announce}.]
   1. A messenger. [Obs.] --Shak.

   2. The permanent official representative of the pope at a
      foreign court or seat of government. Distinguished from a
      legate a latere, whose mission is temporary in its nature,
      or for some special purpose. Nuncios are of higher rank
      than internuncios.