erupted; erupting; erupts
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
: to force out or release usually suddenly and violently
a volcano erupting lava and ash
Cite this Entry
“Erupt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erupt. Accessed 20 Oct. 2026.
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