Definition of fumarole in English:

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fumarole

Pronunciation: /ˈfyo͞oməˌrōl/

noun

An opening in or near a volcano, through which hot sulfurous gases emerge.
Example sentences
  • Some geologists noted similarities between the lakes' steaming cracks and the fumaroles of volcano craters - and wondered if magma might be brewing there.
  • Most of the mountains are clastic stratovolcanic sediments (ashes and tuff), and the abundant solfataras and fumaroles, many of which are still active, are the last phases of the volcanism.
  • Surface geothermal manifestations include hot steaming ground, fumaroles, mud pools, and warm to boiling hot springs.

Derivatives

fumarolic

Pronunciation: /ˌfyo͞oməˈrōlik/
adjective
Example sentences
  • During the waning stages of eruption, fumarolic activity oxidized cinders along the rim and deposited aggregates of sublimates, hydrothermal precipitates, and reaction products near the central vent of the volcano.
  • The first felt seismicity occurred in November 1984, and increased fumarolic activity was noted in February 1985.
  • From the rim we were able to access the rim of the fumarolic crater and get down to the floor.

Origin

Early 19th century: from obsolete Italian fumaruolo, from late Latin fumariolum 'vent, hole for smoke', a diminutive based on Latin fumus 'smoke'.

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