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ice sheet

a broad, thick sheet of ice covering an extensive area for a long period of time.
a glacier covering a large fraction of a continent.
Origin of ice sheet
1870-75 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for ice-sheet
Historical Examples
  • The progress of the ice-sheet was southward, but it spread like a fan so that its widening border turned to east and west.

  • Under his single weight we could see the ice-sheet undulating.

  • Beneath this covering of ice the20 rocks were crushed and ground to atoms by the movement of the ice-sheet over them.

    Cheshire Charles E. Kelsey
  • Underneath the ice-sheet the stones, sand, and clay behaved in the same way.

  • A similar belt of moraines marks out the southern termination of the ice-sheet in Finland.

  • Eventually, however, this later advance of the ice-sheet ceased.

  • This variety is interesting as a living souvenir of the day when New England was buried beneath the ice-sheet.

    Butterflies Worth Knowing Clarence M. Weed
  • As the ice-sheet melted, boulders were dropped all over the Northern States and Canada.

  • This was before the ice-sheet melted backward toward the pole.

  • The ice-sheet terminating in this wall presented a more broken surface than the floating shelf-ice.

    The Home of the Blizzard Douglas Mawson
British Dictionary definitions for ice-sheet

ice sheet

a thick layer of ice covering a large area of land for a long time, esp those in Antarctica and Greenland
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-sheet in Science
ice sheet  
A large sheet of ice and snow that covers an entire region and spreads out under its own weight. Ice sheets have an area of more than 50,000 square km (19,500 square mi). Compare icecap.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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