Καυκάσιος Save Καυκάσιος, of Mt. Caucasus Could not find Καυκασίην in Logeion dictionaries. Καυκασίην Proper-name adjective: feminine accusative singular of Καυκάσιος Καυκασίην Proper-name noun: feminine accusative singular of Καυκασία See Καυκασίην in Morpho Bailly 2024 Καυκάσιος, α, ον [ᾰ] du Caucase, Hdt. 1, 104 ; A. Rh. 2, 1250 etc. Étym. Καύκασος.