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iceberg

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iceberg

a large mass of ice floating in the sea, esp a mass that has broken off a polar glacier
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

iceberg

[′īs‚bərg]
(oceanography)
A large mass of glacial ice broken off and drifted from parent glaciers or ice shelves along polar seas; it is distinguished from polar pack ice, which is sea ice, and from frozen seawater, whose rafted or hummocked fragments may resemble small icebergs.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
The giant iceberg, known as B15A, is now moving slowly out of McMurdo Sound, where it had blocked sea access, said Lou Sanson, chief executive of the government scientific agency Antarctica New Zealand.
An average iceberg contains more than 20 billion gallons of water.
$80 MILLION - Maximum estimated cost of the iceberg pilot scheme.
Climate researchers from the University of Hawaii (USA), the IBS Center for Climate Physics (South Korea), Penn State University (USA) and University of Massachusetts (USA) have now quantified for the first time this effect of Antarctic iceberg calving on future Southern Hemisphere climate.
Some are even marketing "iceberg water" as the purest on Earth -- and selling it as a high-end luxury item.
He plans to tow an iceberg from its current location off of Antarctica to a position 3 kilometers off the Fujairah coast.
NASA also observed that the iceberg's sharp angles and the flat surface were an indication of the fact that it was probably "calved from the ice shelf."
Health director-general Datuk Dr Noor Hisham Abdullah said the Agri-Food and Veterinary Authority of Singapore (AVA) had issued a recall for the iceberg lettuce after it detected high levels of pesticide in the vegetable imported from Malaysia.
The iceberg has come close to properties on the island of Innaarsuit in western Greenland, whose population of 169 have been evacuated from their homes.
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