/aht"neuh/ , n. , pl. Ahtnas , ( esp. collectively ) Ahtna for 1.
1. a member of a group of Indians inhabiting the Copper River Valley in southeastern Alaska.
2. the Athabaskan language of the Ahtna.
Also, Ahtena /aht"n euh, aht"neuh/ , Atna .
[ Atna a name for the Copper River atna the lower Copper River (place-name of obscure orig.) ]