Definition of eruption noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ɪˈrʌpʃn//
    ; NAmE NAmE//ɪˈrʌpʃn//
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  1. 1[countable, uncountable] an occasion when a volcano suddenly throws out burning rocks, smoke, etc. a major volcanic eruption Wordfinderavalanche, cyclone, disaster, earthquake, eruption, flood, hurricane, landslide, tornado, tsunami
  2. 2[countable] an occasion when something starts happening, suddenly and violently an eruption of violent protest
  3. 3[countable] a sudden expression of very strong feelings, especially by shouting loudly eruptions of explosive rage
  4. 4[countable] the sudden appearance of spots, etc. on your skin skin rashes and eruptions