ash flow

[/æʃ floʊ/]
nounpl: ash flows
fluxo de cinzas
1. A rapid movement of hot volcanic ash, rock fragments, and gases down the slope of a volcano, also known as a pyroclastic flow
The ash flow from Mount Vesuvius traveled at high speeds down the mountainside, burying entire settlements.
O fluxo de cinzas do Monte Vesúvio viajou em alta velocidade pela encosta da montanha, enterrando assentamentos inteiros.
2. In geology, a type of pyroclastic deposit formed by the consolidation of ash flows, creating welded tuff
Geologists studied the ash flow deposits to understand the volcano's eruptive history.
Os geólogos estudaram os depósitos de fluxo de cinzas para compreender o histórico eruptivo do vulcão.
Ash flow is primarily a technical term used in volcanology, geology, and earth sciences. It gained significant cultural attention in Brazil following volcanic research in the Andes region and in international contexts after major volcanic events. The term is more commonly encountered in academic, scientific, and educational settings rather than in everyday conversation.
Synonyms / Sinônimos
pyroclastic flownuée ardentehot ash avalanchevolcanic ash flow

Regional Variations

General Brazilian
fluxo de cinzas
Standard term used in geological and scientific contexts
Portugal
fluxo de cinzas piroclásticas
More formal specification often used in Portuguese geology
São Paulo
fluxo de cinzas vulcânicas
Common in scientific institutions and universities
General English
pyroclastic flow
Preferred technical term in English volcanology

Related Words

pyroclasticvolcanic eruptionlava flowtuffvolcanic ashmagmalahar
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →