eruption

noun erup·tion \ i-ˈrəp-shən \
Updated on: 11 Dec 2017

Definition of eruption

1 a : an act, process, or instance of erupting
b : the breaking out of a rash on the skin or mucous membrane
2 : a product of erupting (such as a skin rash)

Examples of eruption in a Sentence

  1. a great eruption of glee as it suddenly dawned on her that she had won

  2. the eruption of the volcano Krakatoa was one of the most violent in global history

Recent Examples of eruption from the Web

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

First Known Use of eruption

1555


ERUPTION Defined for Kids

eruption

noun erup·tion \ i-ˈrəp-shən \

Definition of eruption for Students

1 : an instance of a volcano exploding
2 : the bursting out of material from a volcano
3 : the sudden occurrence or appearance of something

Medical Dictionary

eruption

noun erup·tion \ i-ˈrəp-shən \

medical Definition of eruption

1 : an act, process, or instance of erupting
  • the eruption of the tooth from the gum
; specifically : the breaking out of an exanthem or enanthem on the skin or mucous membrane (as in measles)
2 : something produced by an act or process of erupting: as
a : the condition of the skin or mucous membrane caused by erupting
b : one of the lesions (as a pustule) constituting this condition


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