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Topic: EARTH SCIENCES

Date: 1600-1700
Language: Italian
Origin: vulcano, from Latin Vulcanus 'Vulcan'

volcano

noun
     
vol‧ca‧no plural volcanoes or volcanos [countable]
HE a mountain with a large hole at the top, through which lava (=very hot liquid rock) is sometimes forced out:
Pompeii was destroyed when the volcano erupted in 79AD.
active volcano (=one that may explode at any time)
dormant volcano (=one that is not active at the moment)
extinct volcano (=one that is no longer active at all)
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