nuncio

A papal ambassador or representative.

A messenger; one who brings intelligence.

Specifically A papal messenger; a permanent diplomatic agent of the first rank, representing the Pope at the capital of a country entitled to that distinction.

A messenger.

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.

Ecclesiastic title of a permanent diplomatic representative of the Roman Catholic Church to a sovereign state or international organisation, accorded rank equivalent to an accredited ambassador, and may also be given additional privileges including recognition as Dean in a country’s diplomatic corps.

(Roman Catholic Church) a diplomatic representative of the Pope having ambassadorial status