Lu·vi·an 
(lvē-ən) also Lu·wi·an (-wē-ən)
(lvē-ən) also Lu·wi·an (-wē-ən)n.
1. A language of the extinct ancient Anatolian branch of Indo-European, attested in documents and inscriptions from Anatolia and Syria from the second and first millennia BC.
2. A speaker of Luvian.
adj.
Of or relating to the Luvians, their culture, or their language.
[From Hittite Lūiya, ancient region in Anatolia.]