Also found in: Thesaurus, Medical.


1. Irrupting or tending to irrupt.
2. Geology Intrusive.

ir·rup′tive·ly adv.


1. irrupting or tending to irrupt
2. of, involving, or causing irruption
3. (Geological Science) obsolete (of igneous rocks) intrusive
irˈruptively adv
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.irruptive - of igneous rock that has solidified beneath the earth's surface; granite or diorite or gabbro
intrusive - of rock material; forced while molten into cracks between layers of other rock
Mentioned in ?
References in periodicals archive ?
Theology is also an open-ended enterprise that continually begins again in an effort to render faithfully the irruptive force of God's word into an ever-changing, ever-evolving human history.
Their appearance during the winter is irruptive, meaning they don't show up every year, migrating south from Canada periodically into the lower 48 states, including the Northwest.
Exciting sightings of crossbills, pine siskins, redpolls, and possibly evening grosbeaks -- irruptive species that visit us infrequently -- are indications of poor seed crops up north.
However, they represent only an extreme in a continuum of variation in bird movements, which also includes everyday routine movements, dispersive, irruptive, and nomadic behaviors (Dingle 1996, Berthold 2002, Newton 2008).
For Fiddes, the sublime is "an irruptive event" (127), or what Kant calls a "marvel" (130).
But always exceeding such frameworks, the sculptures point to a messier and more irruptive set of relations.
Kristeva's work, particularly her assertion of prior language in the semiotic chora (identified with the pre-Oedipal) is a valorisation of the mother and the irruptive power of the semiotic that, unlike the linear oedipal story, refuses the stabilisation of identity.
In Gerald's Party, most conversations, spoken and unspoken, realistic and oneiric, are indeed encased in others, and these irruptive, disruptive terms tend to be, in turn, encased in brackets.
When protected from human harvest, deer populations are capable of irruptive population growth given their relative longevity and high reproductive capacity (McCullough, 1979, 1997).
Red-bellied Woodpeckers are resident species, whereas Red-headed Woodpeckers are irruptive migrants, which may lead to annual changes in niche relations between the two species.
They are what's known as an irruptive species, they migrate but not always in the same pattern.