Lewis & Short

Ā̆trŏpătēnē, ēs, f., = Ἀτροπατηνή (Strabo, 11, 506), the northern, mountainous part of Media, now Aderbigian, Plin. 6, 13, 16, § 42 (Jan, Atrapatene).Ā̆trŏpătēni, ōrum, m., its inhabitants, Plin. 6, 13, 16, § 42 (Jan, Atrapateni).