nounusually as modifier
The most recent interglacial period of the Pleistocene in northern Europe, preceding the Weichsel glaciation and corresponding to the Ipswichian in Britain.‘Eem represents the previous interglacial period.’
- ‘The travertine of Burgtonna was formed since the Eem interglazial.’
- 1.1The system of deposits laid down during the Eem interglacial period.
Late 19th century from the name of a river in the Netherlands.
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