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pack ice

a large area of floating ice formed over a period of many years and consisting of pieces of ice driven together by wind, current, etc.
Also called ice pack.
Origin of pack ice
1840-50 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for pack-ice
Historical Examples
  • pack-ice is “close” or “tight” if the floes constituting it are in contact; “open” if, for the most part, they do not touch.

    South! Sir Ernest Shackleton
  • "We'll carry on till we are above the end of the pack-ice," said Whittinghame.

    The Dreadnought of the Air Percy F. Westerman
  • To the north, pack-ice in variable amount is encountered before reaching the wide open ocean.

    The Home of the Blizzard Douglas Mawson
  • It seems probable that he charted as land the limits of the pack-ice in 1840.

    The Home of the Blizzard Douglas Mawson
  • For five days we have been detained here almost without food, by the recent storm and the pack-ice.

    Red Rooney R.M. Ballantyne
  • Unfolded to the horizon was a plain of pack-ice, thickly studded with bergs and intersected by black leads of open water.

    The Home of the Blizzard Douglas Mawson
  • Our course was still to the west along the pack-ice, and it was not till the 20th that we could turn her nose northward again.

  • The attention of the party was called off the subject of discourse just then by a further movement of the pack-ice.

    Red Rooney R.M. Ballantyne
  • I held my gun ready, while I crawled on all-fours over the pack-ice, which was anything but level.

    Farthest North Fridtjof Nansen
  • But the pack-ice still remained to the westward, and it was possible of course that the vessels had been damaged by the pressure.

    From Pole to Pole Sven Anders Hedin
British Dictionary definitions for pack-ice

pack ice

a large area of floating ice, usually occurring in polar seas, consisting of separate pieces that have become massed together Also called ice pack
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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pack-ice in Science
pack ice
The floating sea-ice cover of the polar regions. Driven by winds and ocean currents, pack ice is a mixture of ice fragments of varying size and age that are squeezed together and cover the sea surface with little or no open water. At maximum expansion during the winter, pack ice covers about five percent of Arctic waters and about eight percent of Antarctic waters.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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