ὀρεινός · oreinos — LSJ
mountainous, hilly, hill-country
mountainous, hilly, χώρη Hdt. 1.110, cf. 2.34 ; opp. πεδινός, X. Cyr. 1.6.43 ; opp. πεδιάς, J. BJ 3.3.4 ; ὀρεινὴν οὖσαν [τὴν Ἀρκαδίαν] Arist. Mete. 351a3 ; ἡ ὀρεινή hill-country, Id. HA 556a4, al.
II of, from the mountains, dwelling on the mountains, mountain nature
of or from the mountains, dwelling on the mountains, οἱ ὀ. Θρᾶκες Th. 2.96, X. An. 7.4.11 ; of birds, Arist. HA 592b19 ; of plants, Thphr. HP 6.8.3 ; τὸ ἄγριον καὶ τὸ ὀ. his wild and mountain nature, Pl. Cra. 394e : metaph., ὀ. ἱμάτιον, = ἄκναπτον, Com.Adesp. 328.
III belonging to the edge of the desert
in Egypt, belonging to the edge of the desert, esp. as epith. of canals, PTeb. 61 (b). 160, al. (ii B. C.).