Definition of nuée ardente in English:

nuée ardente

Syllabification: nu·ée ar·dente
Pronunciation: /n(y)o͞oˈā ärˈdänt
 
/

noun

Geology
  • An incandescent cloud of gas, ash, and lava fragments ejected from a volcano, typically as part of a pyroclastic flow.
    More example sentences
    • Sometimes hot ash emerging from a volcanic vent rushes in a hot cloud called a nuée ardente down the side of the volcano.

Origin

French, literally 'burning cloud'.

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