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intr.v. e·rupt·ed, e·rupt·ing, e·rupts
a. To throw or force something out violently, as lava, ash, and gases: The volcano erupted.
b. To be thrown or forced out: Water erupted from the geyser.
2. To develop suddenly: Violence erupted during the protests.
3. To express oneself suddenly and loudly: He erupted in anger.
a. To break through the gums in developing. Used of teeth.
b. To appear on the skin. Used of a rash or blemish.

[Latin ērumpere, ērupt- : ē-, ex-, ex- + rumpere, to break; see reup- in Indo-European roots.]

e·rup′tive adj.
e·rup′tive·ly adv.


1. erupting or tending to erupt
2. resembling or of the nature of an eruption
3. (Geological Science) (of rocks) formed from such products as ash and lava resulting from volcanic eruptions
4. (Pathology) (of a disease) characterized by skin eruptions
eˈruptively adv
eˌrupˈtivity, eˈruptiveness n


(ɪˈrʌp tɪv)

1. bursting forth.
2. pertaining to or of the nature of an eruption.
3. noting a rock formed by the eruption of molten material.
4. causing or accompanied by a rash or the like.
[1640–50; < French]
e•rup′tive•ly, adv.
e•rup•tiv′i•ty, n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.eruptive - producing or characterized by eruptions; "an eruptive disease"
2.eruptive - produced by the action of fire or intense heat; "rocks formed by igneous agents"
geology - a science that deals with the history of the earth as recorded in rocks
3.eruptive - actively spewing out lava; "a geyser is an intermittently eruptive hot spring"
active - (of e.g. volcanos) erupting or liable to erupt; "active volcanos"
References in classic literature ?
The 'blood royal' is an extremely thick, depraved fluid; formed principally of raw fish, bad brandy, and European sweetmeats, and is charged with a variety of eruptive humours, which are developed in sundry blotches and pimples upon the august face of
At the bottom of the circle, as if enclosed in a jewel case, sparkled for one instant two or three eruptive cones, like enormous dazzling gems.
San Carlos, Chiloe -- Osorno in eruption, contemporaneously with Aconcagua and Coseguina -- Ride to Cucao -- Impenetrable Forests -- Valdivia Indians -- Earthquake -- Concepcion -- Great Earthquake -- Rocks fissured -- Appearance of the former Towns -- The Sea Black and Boiling -- Direction of the Vibrations -- Stones twisted round -- Great Wave -- Permanent Elevation of the Land -- Area of Volcanic Phenomena -- The connection between the Elevatory and Eruptive Forces -- Cause of Earthquakes -- Slow Elevation of Mountain-chains
There is no such place in that part now; but it remained there for many years, looking with a baulked countenance at the wilderness patched with unfruitful gardens and pimpled with eruptive summerhouses, that it had meant to run over in no time.
a specialty clinical trials technology and facilities supplier newly declared that Medelinked has joined its eHealth App xChange, a collaboration channel for int eruptive technology innovation all over life sciences and healthcare.
When the Mongolian dancer Ageer draws energy out of the earth, the music becomes more volcanic and eruptive.
Other discoveries: volcanic deposits that are evidence of the planet's eruptive past, and noticeable global shrinkage.
The Nigerian songstress covers a broad and eruptive stylistic waterfront incorporating ska, electronics, tribal beats, funk and dancehall on this assured fifth album.
as she did in her showpiece "Un bel di," earning an eruptive standing ovation at final curtain.
The Mesopotamian civilisation, for example, was a cradle of civilisation, now it's the country of Iraq which is the centre of eruptive violence," says art historian Yashodhara Dalmia.
These violent explosions are responsible for space weather events, such as eruptive solar flares, that affect many modern technological systems and can lead to communication blackouts and other disruptions.
Other complex and potentially highly eruptive conflicts are underway in Afghanistan, Central Africa Republic, the Democratic Republic of Congo, Iraq, Libya, Mali, the Occupied Palestinian Territory, Somalia, South Sudan, Sudan and Ukraine.