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ice age

noun, Geology
1.
(often initial capital letters) the glacial epoch, especially the Pleistocene Epoch.
Origin
1870-1875
1870-75
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for ice age
  • The period leading up to the domestication of cereals was one of erratic climate change, as the last ice age ended.
  • We have been in a global warming period since the last ice age.
  • The nuclear winter fear was that debris from a nuclear war would block sunlight, bringing on a new ice age or worse.
  • Another ice age will be required to refill some depleted aquifers.
  • Forests that survived the last ice age are chopped down and burned.
  • Geologists offer a more prosaic explanation: ice age glaciers gouged the terrain as they advanced and retreated millennia ago.
  • As it is due to lingering ice age developed settlements were near the sea shores.
  • They say global warming so they can create an ice age.
  • Speaking of old fashioned: did you know humans survived the ice age, some of whom didn't even have any civilization of any sort.
  • The large triangular-shaped stone is not indigenous to the area but was carried there by a glacier during the ice age.
British Dictionary definitions for ice age

ice age

noun
1.
another name for glacial period
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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ice age in Science
ice age  
  1. Any of several cold periods during which glaciers covered much of the Earth.

  2. Ice Age. The most recent glacial period, which occurred during the Pleistocene Epoch and ended about 10,000 years ago. During the Pleistocene Ice Age, great sheets of ice up to two miles thick covered most of Greenland, Canada, and the northern United States as well as northern Europe and Russia.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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