eruption

[ih-ruhp-shuhn]

noun

1. an issuing forth suddenly and violently; outburst; outbreak.

2. Geology.,  the ejection of molten rock, steam, etc., as from a volcano or geyser.

3. something that is erupted or ejected, as molten rock, volcanic ash, or steam.

4. Pathology.

   1. the breaking out of a rash or the like.

   2. a rash or exanthem.

eruption

1. The release of gas, ash, molten materials, or hot water into the atmosphere or onto the Earth's surface from a volcano or other opening in the Earth's surface.

Other Word Forms

• eruptional adjective
• noneruption noun
• preeruption noun
• reeruption noun

Word History and Origins

Origin of eruption¹

1375–1425; late Middle English < Latin ēruptiōn- (stem of ēruptiō ). See erupt, -ion

Example Sentences

Whether Saturday’s cold open tackles the Kimmel-related firestorm, the current government shutdown, or some other eruption in the news cycle, it’s likely to feature Johnson.

Read more on Wall Street Journal

The first sparks tell this story: the dancing in the dark in Tel Aviv's Hostages Square, the eruption of joy in the dead of night in the ruined streets of Gaza.

Read more on BBC

In this process, magnetic field lines break and reassemble, leading to magnetic energy being converted into heat, radiation, and eruptions of plasma.

Read more on Science Daily

For many years, people linked Pickford's on-pitch personality to his performances - in his first few seasons at Everton it felt like we saw as many errors from him as there were eruptions.

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Since its founding, the United States has suffered from eruptions of political violence from time to time.

Read more on Salon

Related Words

• blast 
• breakout 
• burst 
• explosion 
• flare-up 
• outbreak 
• outburst