Preglacial definitions

Preglacial

• (a.) Prior to the glacial or drift period.
Found on http://thinkexist.com/dictionary/meaning/preglacial/

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Preglacial

Pre·gla'cial adjective (Geol.) Prior to the glacial or drift period.
Found on http://www.encyclo.co.uk/webster/P/149

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preglacial

prior to a given glacial epoch, esp. the Pleistocene.
Found on https://www.infoplease.com/dictionary/preglacial

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