Definition of Eruption

1. Noun. The sudden occurrence of a violent discharge of steam and volcanic material.

Exact synonyms: Volcanic Eruption
Generic synonyms: Discharge
Specialized synonyms: Plinian Eruption
Derivative terms: Erupt

2. Noun. Symptom consisting of a breaking out and becoming visible.

3. Noun. (of volcanos) pouring out fumes or lava (or a deposit so formed).
Exact synonyms: Eructation, Extravasation
Category relationships: Vent, Volcano
Generic synonyms: Action, Activeness, Activity
Derivative terms: Eruct, Erupt, Extravasate, Extravasate

4. Noun. A sudden violent spontaneous occurrence (usually of some undesirable condition). "The outbreak of hostilities"
Exact synonyms: Irruption, Outbreak
Generic synonyms: Happening, Natural Event, Occurrence, Occurrent
Specialized synonyms: Epidemic, Recrudescence
Derivative terms: Erupt, Irrupt

5. Noun. A sudden very loud noise.
Exact synonyms: Bam, Bang, Blast, Clap
Generic synonyms: Noise
Specialized synonyms: Water Hammer
Derivative terms: Bang, Bang, Blast, Clap

6. Noun. The emergence of a tooth as it breaks through the gum.
Generic synonyms: Egress, Emergence, Issue
Derivative terms: Erupt

Definition of Eruption

1. n. The act of breaking out or bursting forth; as: (a) A violent throwing out of flames, lava, etc., as from a volcano of a fissure in the earth's crust. (b) A sudden and overwhelming hostile movement of armed men from one country to another. Milton. (c) A violent commotion.

Definition of Eruption

1. Noun. a violent ejection, such as the spurting out of lava from a volcano ¹

2. Noun. a sudden release of pressure or tension ¹

3. Noun. an infection of the skin resulting in a rash or blemishing ¹

¹ Source:

Definition of Eruption

1. the act of erupting [n -S]

Medical Definition of Eruption

1. 1. The act of breaking out, appearing or becoming visible, as eruption of the teeth. 2. Visible efflorescent lesions of the skin due to disease, especially an exanthematous disease and marked by redness and prominence, a rash. See: exanthema. Origin: L. Eruptio = a breaking out (08 Jan 1998)

Eruption Pictures

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Lexicographical Neighbors of Eruption

eruption (current term)
eruption column
eruption columns
eruption cyst
eruptive fever
eruptive phase
eruptive stage
eruptive xanthoma

Literary usage of Eruption

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Practitioner by Gale Group, ProQuest Information and Learning Company (1885)
"Ernst reports two cases of an eruption caused by the internal eruption ... The two patients were a boy and eruption was so nearly alike in both cases that ..."

2. The Lancet (1842)
"Papular eruption, preceded by ferer, and ending in desquamation. 1. ... Pustular eruption preceded by fever, and terminating in ulcers, covered with thin ..."

3. The Journal of Geology by University of Chicago Department of Geology and Paleontology (1906)
"From the time of the earliest Greek colonization no records have been preserved of any eruption in this crater previous to the eventful year of 79 AD ..."

4. Encyclopaedia Britannica: A Standard Work of Reference in Art, Literature (1907)
"The first eruption within the historical period probably happened in the 7th century Bc ... The third eruption, which occurred in 477 Bc, is mentioned by ..."

5. Quarterly Journal of the Royal Meteorological Society by Royal Meteorological Society (Great Britain) (1888)
"THE eruption OF KRAKATOA AND SUBSEQUENT PHENOMENA. THE Report of the Committee appointed by the Council of the Royal Society on January 17th, 1884, ..."

6. The Geographical Journal by Royal Geographical Society (Great Britain). (1902)
"volcano seemed lacking in explosive power, which may possibly account for the many remarkable features connected with its eruption, and is interesting in ..."

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