from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The act or process of erupting.
  • noun An instance of erupting.
  • noun A sudden, often violent outburst.
  • noun An appearance of a rash or blemish on the skin.
  • noun Such a rash or blemish.
  • noun The emergence of a tooth through the gums.

from The Century Dictionary.

  • noun A bursting forth; a sudden breaking out, as from inclosure or confinement; a violent emission or outbreak: as, an eruption of flame and lava from a volcano; an eruption of military force; an eruption of ill temper.
  • noun The act of forcibly expelling matter from inclosure or confinement.
  • noun In pathology: A breaking out, as of a cutaneous disease.
  • noun The exanthema accompanying a disease, as the rash of scarlet fever.
  • noun Synonyms Outburst, outbreak.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The act of breaking out or bursting forth
  • noun A violent throwing out of flames, lava, etc., as from a volcano or a fissure in the earth's crust.
  • noun A sudden and overwhelming hostile movement of armed men from one country to another.
  • noun A violent commotion.
  • noun That which bursts forth.
  • noun A violent exclamation; ejaculation.
  • noun (Med.) The breaking out of pimples, or an efflorescence, as in measles, scarlatina, etc.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun a violent ejection, such as the spurting out of lava from a volcano
  • noun a sudden release of pressure or tension
  • noun an infection of the skin resulting in a rash or blemishing

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the emergence of a tooth as it breaks through the gum
  • noun symptom consisting of a breaking out and becoming visible
  • noun a sudden violent spontaneous occurrence (usually of some undesirable condition)
  • noun the sudden occurrence of a violent discharge of steam and volcanic material
  • noun (of volcanos) pouring out fumes or lava (or a deposit so formed)
  • noun a sudden very loud noise


Sorry, no etymologies found.


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