aeolianite

noun

ae·​o·​lian·​ite ē-ˈō-lē-ə-ˌnīt 

ā-,

-ˈōl-yə-

: eolianite

The tools, mostly sharp stone flakes for cutting and scraping, were found in clusters on elevated geologic formations of aeolianite, old sand dunes hardened into rock with a rough surface.

—John Noble Wilford, New York Times, 22 Nov. 2005

Word History

First Known Use

1960, in the meaning defined above

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