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Hoarfrost vs Permafrost - What's the difference?

hoarfrost | permafrost |

As nouns the difference between hoarfrost and permafrost

is that hoarfrost is dew-drops which have undergone deposition and frozen into ice crystals to form a white deposit on an exposed surface, when the air is cold and moist while permafrost is permanently frozen ground, or a specific layer thereof.

hoarfrost

Alternative forms

* hoar frost * hoar-frost

Noun

(en-noun)
  • Dew-drops which have undergone deposition and frozen into ice crystals to form a white deposit on an exposed surface, when the air is cold and moist.
  • See also

    * dew * dew point * rime * glaze

    permafrost

    English

    Noun

    (en noun)
  • Permanently frozen ground, or a specific layer thereof.
  • * 2003 , Johannes C. Nonner, Introduction to Hydrogeology , ISBN 9026518706, page 157,
  • Nevertheless, the water molecule is present, as ice, in a solid form in frozen soils or permafrosts , which cover large regions characterised by a polar climate.

    See also

    * cryogenesis

    Derived terms

    * permafrosted

    Anagrams

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