Chaldean

Etymology
From Χαλδαῖος:

Adjective

 * 1) Of or pertaining to Chaldea specifically, or ancient Babylonia in general.

Noun

 * 1) A native of Chaldea; a Chaldee.
 * 2) A member of the Chaldean Catholic Church, a uniate church of the Roman Catholic Church.
 * 3) The Khaldi, an ancient people of the Caucasus; or, an Urartian.
 * 4)  A diviner or astrologer.