erupted; erupting; erupts

intransitive verb

1
a(1)
: to burst from limits or restraint
(2)
of a tooth : to emerge through the gum
b
: to force out or release suddenly and often violently something (such as lava or steam) that is pent up
c
: to become active or violent especially suddenly : break forth
war could erupt at any moment
the audience erupted in applause
2
: to break out with or as if with a skin eruption

transitive verb

: to force out or release usually suddenly and violently
a volcano erupting lava and ash
eruptible adjective
eruptive adjective
eruptively adverb

Examples of erupt in a Sentence

The volcano erupted with tremendous force. A bitter dispute has erupted among the members of the team.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The stadium continued to erupt with cheers as Beyoncé stood in awe, moved by the energy and love surrounding her. Caché McClay, USA Today, 26 July 2025 Clashes erupted elsewhere in the city over the federal government’s drive to promote Hindi – a language closely tied to the BJP’s northern power base and often seen as central to the party’s vision of national unity and Hindu identity. Rhea Mogul, CNN Money, 26 July 2025 For more than two weeks, mysterious explosions and fires have erupted across Iran, setting ablaze apartment complexes and oil refineries, a road outside a major airport and even a shoe factory. Erika Solomon, New York Times, 23 July 2025 An American citizen from Oklahoma was killed along with six male relatives during the sectarian violence that erupted last week in Syria. Caroline Radnofsky, NBC news, 22 July 2025 See All Example Sentences for erupt

Word History

Etymology

Latin eruptus, past participle of erumpere to burst forth, from e- + rumpere to break — more at reave

First Known Use

1657, in the meaning defined at intransitive sense 1a(1)

Time Traveler
The first known use of erupt was in 1657

Browse Nearby Words

Cite this Entry

“Erupt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erupt. Accessed 29 Jul. 2025.

Kids Definition

erupt

verb
1
: to burst forth or cause to burst forth : explode
2
: to break through a surface
teeth erupting from the gum
3
: to break out with or as if with a skin eruption
eruptive adjective

Medical Definition

erupt

intransitive verb
1
of a tooth : to emerge through the gum
2
: to break out (as with a skin eruption)
eruptive adjective

More from Merriam-Webster on erupt

Last Updated: - Updated example sentences
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