archangel

Short definition from Wiktionary

Noun

1. 1
   A powerful angel that leads many other angels, but is still loyal to a deity, and often seen as belonging to a particular archangelical rank or order within a greater hierarchy of angels. (Judeo-Christian examples: Gabriel, Michael, Raphael, Uriel).
2. 2
   Synonym of angelica (“the garden herb”).

Proper noun

1. 1
   Dated form of Arkhangelsk: a city in northwestern Russia.