Lewis & Short

Tyăna, ōrum, n., = Τύανα, a city in Cappadocia, the birthplace of the philosopher Apollonius, now Kiz Hissar, Plin. 6, 3, 3, § 8; Amm. 23, 6, 19.
Hence, Tyă-nēĭus, a, um, adj., of or belonging to Tyana: incola, Ov. M. 8, 719.
Collat. form Tyănaeus, a, um (late Lat.), Amm. 21, 14, 5.