nivation


Also found in: Encyclopedia, Wikipedia.
Related to nivation: nivation cirque

nivation

(naɪˈveɪʃən)
n
(Geological Science) the weathering of rock around a patch of snow by alternate freezing and thawing
[C19: from Latin nix, stem niv- snow]
References in periodicals archive ?
periglacial landforms, wich includes gelifraction landforms (escarpments, cascades, residual slopes, residual ridges, debris slopes), crionival landforms (crionival funnels and channels), nivation landforms (nival niches, often occupied by lakes) and solifluidal landforms (mounds and terraces, sliding rocks), especially developed in Barlea massif area;
Periglacial phenomena, such as nivation hollows and locally thick rock streams, are linked with the glacial activity.