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[in-ter-gley-shuh l] /ˌɪn tərˈgleɪ ʃəl/
adjective, Geology.
occurring or formed between times of glacial action.
Origin of interglacial
First recorded in 1865-70; inter- + glacial Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for interglacial
Historical Examples
  • He also took up a much bolder attitude on the question of interglacial deposits and the relation of man to the Ice Age.

    James Geikie Marion I. Newbigin
  • According to Penck and Brckner, therefore, the lss is of interglacial age.

  • The names of currently recognized glacial and interglacial ages of the Pleistocene are listed below.

  • During the first and second interglacial epochs the climate appears to have been warmer than at present.

  • A series of cirques means a succession of glacial and interglacial periods.

    Modern Geography Marion I. Newbigin
  • All the evidence conspires to show that an interglacial epoch was of prolonged duration.

  • The converse is — 267 — not true—nor is that to be wondered at, for interglacial deposits have only been sparingly preserved.

  • These were separated by an interglacial stage of more genial conditions, the evidence for which is steadily increasing.

  • But hitherto no interglacial deposits have been detected between the boulder-clays in question.

  • I have not thought it worth while in this paper to refer to the interglacial deposits of our own islands.

British Dictionary definitions for interglacial


/ˌɪntəˈɡleɪsɪəl; -ʃəl/
occurring or formed between periods of glacial action
a period of comparatively warm climate between two glaciations, esp of the Pleistocene epoch
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for interglacial

1867, from German, coined 1865 by Swiss naturalist Oswald Heer (1809-1883); see inter- + glacial.

Online Etymology Dictionary, © 2010 Douglas Harper
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interglacial in Science
Adjective  Occurring between glacial epochs.

Noun  A comparatively short period of warmth during an overall period of glaciation. Interglacials are characterized both by the melting of ice and by a change in vegetation.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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