a great eruption of glee as it suddenly dawned on her that she had won
the eruption of the volcano Krakatoa was one of the most violent in global history
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.
1: an act, process, or instance of eruptingthe eruption of the tooth from the gumspecifically: 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