Antiochian UK /ˌæntiˈɒkiən/US /ˌæntiˈoʊkiən/adjective 2noun 1forms 3 adjective2 •Of or pertaining to ancient Antioch. •Pertaining to Antiochus of Ascalon, a contemporary with Cicero, and the founder of a sect of philosophers. noun1 •(historical) A person from, or an inhabitant of, ancient Antioch.Pompey erected the place into a free city for refusing to receive the Armenian King Tigranes, whom the Antiochians had summoned to their aid. — 1876 formsAntiochians · more Antiochian · most Antiochian