Adena

adjective

Ade·​na

ə-ˈdē-nə

: of or belonging to a prehistoric culture centered in the Mississippi valley marked by large conical burial mounds and thought to precede the Hopewell culture though in some areas it lasted later than Hopewell

Word History

Etymology

after Adena, town in Jefferson county, Ohio, its type station

First Known Use

1901, in the meaning defined above

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