Volcano
/vɑˈlkeɪnoʊ/
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Definition
(noun) A vent or fissure on the surface of a planet (usually in a mountainous form) with a magma chamber attached to the mantle of a planet or moon, periodically erupting forth lava and volcanic gases onto the surface.
Sentence Examples
The volcano shoots out flames and lava.
Famine followed upon the eruption of the volcano.
CEFR Practice Quiz
The researchers monitored the active ____ to see if there were any signs that it might erupt soon today.