Definition of interglacial
:a warm period between glacial epochs
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The answers vary, since the span of possible ages for the site—120,000 to 140,000 years ago—cover the beginning of the last interglacial, the warm period before the last ice age.
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Warm Air, Warm Ocean, Bad Juju Deconto and Pollard’s model shows how the West Antarctic ice could have collapsed 125,000 years ago, generating the high seas of the last interglacial.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'interglacial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of interglacial
1867
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