permafrost

(redirected from Alpine 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 ?
The SLF scientist points out that "extremely hot periods"--for instance the summer of 2003 and July 2006--resulted in deepening the active layer of rock walls with increased creep rates and rock fall in Alpine permafrost.