eruption

Noun
  1. The sudden occurrence of a violent discharge of steam and volcanic material (synset 107451075)
    is a type of: discharge - the sudden giving off of energy
    subtypes: plinian eruption - a volcanic eruption in which a stream of gas and ash is violently ejected to a height of several miles
    same as: volcanic eruption
  2. Symptom consisting of a breaking out and becoming visible (synset 114344896)
    is a type of: symptom - (medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease
    subtypes:
  3. (of volcanos) pouring out fumes or lava (or a deposit so formed) (synset 114032052)
    referred to in: vent, volcano - a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt
    is a type of: action, activeness, activity - the state of being active
    same as: eructation, extravasation
  4. A sudden violent spontaneous occurrence (usually of some undesirable condition) (synset 107449873)
    "the outbreak of hostilities"
    is a type of: happening, natural event, occurrence, occurrent - an event that happens
    subtypes:
    • epidemic - a widespread outbreak of an infectious disease; many people are infected at the same time
    • recrudescence - a return of something after a period of abatement
    same as: irruption, outbreak
  5. A sudden very loud noise (synset 107390857)
    is a type of: noise - sound of any kind (especially unintelligible or dissonant sound)
    subtypes: water hammer - the banging sound of steam in pipes
    same as: bam, bang, blast, clap
  6. The emergence of a tooth as it breaks through the gum (synset 107334776)
    is a type of: egress, emergence, issue - the becoming visible

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