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[ahys-kap] /ˈaɪsˌkæp/
a thick cover of ice over an area, sloping in all directions from the center.
Origin of icecap
1850-55; ice + cap1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for icecap
  • Called katabatic winds, they are pulled down the slope of the icecap by gravity.
  • All of this happens much more slowly than icecap melting would go, if it were to happen.
  • Basically, we're building the world's largest particle detector out of the polar icecap itself.
  • They buried this region under an immense icecap which was probably a mile thick.
British Dictionary definitions for icecap


a thick mass of glacial ice and snow that permanently covers an area of land, such as either of the polar regions or the peak of a mountain
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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icecap in Science
  1. A dome-shaped body of ice and snow that covers a mountain peak or a large area and spreads out under its own weight. Ice caps have an area of less than 50,000 square km (19,500 square mi). Compare ice sheet.

  2. A polar cap.

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