Dictionary

erupt

verb \i-ˈrəpt\

: to send out rocks, ash, lava, etc., in a sudden explosion; also : to come out in a sudden explosion

: to happen or begin suddenly and violently

: to begin doing something (such as shouting or applauding) suddenly

Full Definition of ERUPT

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 (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>
erupt·ible \-ˈrəp-tə-bəl\ adjective
erup·tive \-tiv\ adjective
erup·tive·ly adverb

Examples of ERUPT

  1. The volcano erupted with tremendous force.
  2. A bitter dispute has erupted among the members of the team.

Origin of ERUPT

Latin eruptus, past participle of erumpere to burst forth, from e- + rumpere to break — more at reave
First Known Use: 1657

Rhymes with ERUPT

ERUPT Defined for Kids

erupt

verb \i-ˈrəpt\
erupt·ederupt·ing

Definition of ERUPT for Kids

1
:  to send out lava, rocks, and ash in a sudden explosion <The volcano erupted.>
2
:  to burst out in a sudden explosion <Lava erupted from the volcano.>
3
:  to happen, begin, or appear suddenly <War erupted.> <A rash erupted> on my skin.
Medical Dictionary

erupt

intransitive verb \i-ˈrəpt\

Medical Definition of ERUPT

1
of a tooth :  to emerge through the gum
2
:  to break out (as with a skin eruption)
erup·tive \-tiv\ adjective

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