DictionaryavalancheMass sliding downhill
noun / verb

avalanche

AV-uh-lanch/ˈævəlæntʃ/

A mass of snow or rock suddenly rushing downhill.

The avalanche sweeps broken snow down the steep mountain slope.

A massive avalanche pours down a steep mountain slope, with a clearly fractured snow slab above and tumbling snow blocks merging into a broad powder cloud below.
Etymology

The ancestor meaning “descent” captures the defining movement: a mass of snow coming down a mountain slope. Its deeper ancestry is uncertain, possibly reaching a pre-Latin Alpine language.

In context

Justin Outdoors349:21
an avalanche path looks like this is this is it the snow accumulates up in the Alpine area there it eventually reaches a point where it fails and slides comes down hits the the tree line
36 Days Solo Thru-Hiking the Rocky Mountains | Full Documentary

More examples

  • Loose rocks avalanched into the valley.
  • The announcement brought an avalanche of questions.
  • Heavy snowfall raised concern about further avalanches.

Forms

avalanche · avalanches · avalanched · avalanching

Similar words

landslide
Usually involves earth or rock rather than primarily snow.
deluge
Emphasizes overwhelming quantity without the downhill movement.