ˈīˌak, ˈēˌ- noun
( plural eyak or eyaks )
Usage: usually capitalized
Etymology: from Eyak, lake, village, & river in Alaska
1.
a. : an Indian people of the Copper river delta in Alaska
b. : a member of such people
2.
a. : the language of the Eyak people
b. : a language stock of the Na-dene phylum comprising only Eyak