1 volcano | Definition of volcano

volcano

noun
vol路​ca路​no | \ v盲l-藞k膩-(藢)n艒 How to pronounce volcano (audio) , v券l-\
plural volcanoes or volcanos

Definition of volcano

1 : a vent in the crust of the earth or another planet or a moon from which usually molten or hot rock and steam issue also : a hill or mountain composed wholly or in part of the ejected material
2 : something of explosively violent potential

Illustration of volcano

Illustration of volcano

volcano 1: 1 cinder cone, 2 shield volcano, 3 stratovolcano

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Examples of volcano in a Sentence

The volcano last erupted 25 years ago. beset by prolonged heat and lingering racial tension, the city was like a seething volcano

Recent Examples on the Web

In the evening, photographers were able to capture the lava flowing from the volcano. Johnny Simon, Quartz, "Photos: Italy鈥檚 Stromboli volcano has erupted and is spewing ash and lava," 29 Aug. 2019 In striking photos captured by satellites and astronauts on the International Space Station, smoke is seen billowing from the volcano on Raikoke, located northeast of Japan, as the uninhabited island saw its first volcanic eruption since 1924. Ryan W. Miller, USA TODAY, "Volcano was dormant for almost 100 years. It just erupted in 'spectacular' fashion," 27 June 2019 With the destruction of Vacationland, the total number of homes destroyed from the volcano hovers around 400. Natasha Bach, Fortune, "Hawaii's Kilauea Volcano Wipes Out an Entire Neighborhood Called 'Vacationland'," 7 June 2018 But don't cancel your Hawaiian getaway just yet鈥擪ilauea is a fundamentally different kind of volcano than a Mount St. Helens. Matt Simon, WIRED, "What on Earth Is Water Doing in Hawaii's Kilauea Volcano?," 27 Aug. 2019 The disaster mitigation agency said the tourism spot had been closed and the alert status of the volcano was being evaluated. NBC News, "Indonesian volcano erupts near third-biggest city," 26 July 2019 The remote location of Mount Michael also made capturing images of the volcano very difficult. Sophie Sherry And David Williams, CNN, "Rare lava lake discovered on remote island is one of only eight," 4 July 2019 All communities on the flanks of the volcano should be prepared. Reuters, The Mercury News, "Alert level raised at Hawaiian volcano Mauna Loa," 2 July 2019 Stop at the Seljalandsfoss waterfall in the foothills of the volcano, and visit the beautiful cascades of Sk贸gafoss. National Geographic, "Iceland Hiking Adventure," 12 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'volcano.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of volcano

1665, in the meaning defined at sense 1

History and Etymology for volcano

Italian or Spanish; Italian vulcano, from Spanish volc谩n, ultimately from Latin Volcanus Vulcan

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More Definitions for volcano

volcano

noun

English Language Learners Definition of volcano

: a mountain with a hole in the top or side that sometimes sends out rocks, ash, lava, etc., in a sudden explosion (called an eruption)

volcano

noun
vol路​ca路​no | \ v盲l-藞k膩-n艒 How to pronounce volcano (audio) , v券l-\
plural volcanoes or volcanos

Kids Definition of volcano

1 : an opening in the earth's crust from which hot or melted rock and steam erupt
2 : a hill or mountain composed of material thrown out in a volcanic eruption

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