Definition of nivation in English:

nivation

Line breaks: niv|ation
Pronunciation: /nʌɪˈveɪʃ(ə)n
 
/

noun

[mass noun] Geography
  • Erosion of the ground beneath and at the sides of a snow bank, mainly as a result of alternate freezing and thawing.
    More example sentences
    • In this manner the depression is enlarged and deepened by the same process of nivation that inaugurated it.
    • Modification of snow cover by climatic change or ‘snow farming’ at ski resorts should have negligible effects on nivation and landforms.
    • A common feature created by nivation is a nivation hollow.

Origin

early 20th century: from Latin nix, niv- 'snow' + -ation.

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