From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): (n.) An inhabitant of Babylonia (which included Chaldea); a Chaldean.

(2): (n.) An astrologer; - so called because the Chaldeans were remarkable for the study of astrology.

(3): (a.) Of or pertaining to the real or to the mystical Babylon, or to the ancient kingdom of Babylonia; Chaldean.

Cyclopedia of Biblical, Theological and Ecclesiastical Literature [2]

(Heb. Ben-Babel', בֶּןאּבָּבֶל , Son Of Babel or Babylon,  Ezekiel 23:15;  Ezekiel 23:17;  Ezekiel 23:23; Chald. Bablay', בִּבְלִי ,  Ezra 4:9; Gr. Βαβυλώνιος , Bel 3), an inhabitant of Babylon or BABYLONIA.