permafrost


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per·ma·frost

 (pûr′mə-frôst′, -frŏst′)
n.
Permanently frozen subsoil, occurring throughout the Polar Regions and locally in perennially frigid areas.

permafrost

(ˈpɜːməˌfrɒst)
n
(Physical Geography) ground that is permanently frozen, often to great depths, the surface sometimes thawing in the summer
[C20: from perma(nent) + frost]

per•ma•frost

(ˈpɜr məˌfrɔst, -ˌfrɒst)

n.
(in arctic or subarctic regions) permanently frozen subsoil.
[1943; perma (nent) frost]

per·ma·frost

(pûr′mə-frôst′)
A layer of permanently frozen subsoil, reaching depths up to 5,000 feet (1,524 meters). Permafrost is found throughout most of the polar regions.

permafrost

Permanently frozen subsoil.

permafrost

Permanently frozen ground found in polar and subpolar zones.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.permafrost - ground that is permanently frozenpermafrost - ground that is permanently frozen  
land, soil, ground - material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use); "the land had never been plowed"; "good agricultural soil"
Translations

permafrost

[ˈpɜːməfrɒst] Npermagel m

permafrost

permafrost

[ˈpɜːməˌfrɒst] npermafrost m inv
References in periodicals archive ?
Sunlight and microbes found in Arctic waters interact to degrade dissolved organic carbon (DOC) that is flushed from thawing Arctic permafrost soils into surface waters.
Scientists have warned about yet another side effect of global warming - trapped in the permafrost of Northern Hemisphere lies more than twice the amount of mercury in the rest of the earth.
USA], Feb 6 (ANI): Scientists have discovered massive reserves of mercury hidden in permafrost.
NEW ORLEANS Permafrost in the Arctic is thawing at a faster clip, according to a new report released Tuesday.
The soil in Svalbard--located about 800 miles from the North Pole--is permafrost that has always stayed frozen year round and was expected to help preserve the seeds in their underground storage containers.
By: Egypt Today staff CAIRO -- 8 August 2017: Russian scientists have discovered on Monday a unique 12th century mummy that had been buried in permafrost soil in Siberia and named it called the Polar Princess which was buried in permafrost soil in the 12th century.
Permafrost has been reigning undisturbed since the last ice age.
Snaking across the forests, swamps and permafrost of eastern Siberia, Gazprom's 3,000km-long pipeline is inching its way to the Chinese border to seal a $400 billion gas pact that will bind together the world's largest energy exporter and consumer.
New analysis by satellite and helicopter shows gas pipelines run right over swelling tundra which is deeply unstable due to the release of underground methane that had been frozen in permafrost - now thawing - for thousands of years, revealed Russia's leading expert on the new phenomenon, Professor Vasily Bogoyavlensky.
So the permafrost that is slowly getting warmer, these bodies are coming out and they're taking the genetic material and then they are synthesizing it and they're placing [it] into the cells of an Asian elephant so that an Asian elephant gives birth to a woolly mammoth," Mezrich said on "CBS This Morning: Saturday.
Norway is repairing the entrance of a 'doomsday' seed vault on an Arctic island after an unexpected thaw of permafrost let water into a building meant as a deep freeze to safeguard the world's food supplies.
The cup had probably been in the permafrost for a millennium, but the piercing wind in an area where the permafrost is now melting exposed it when a researcher doing work on the permafrost, not an archaeologist, happened by.