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

ir·rup′tive·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. irrupting or tending to irrupt
2. of, involving, or causing irruption
3. (Geological Science) obsolete (of igneous rocks) intrusive
irˈruptively adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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The diversity of this survey, I hope, reaffirms the aptness of an 'irruptive' approach.
Forsyth DM and Caley P (2006) Testing the irruptive paradigm of large-herbivore dynamics.
Memory is an effect of personal experience, irruptive in a present moment, but its languages are coextensive with particular others and they embed recollection in histories beyond the remit of individual experience.
A theorization of revolution not predicated (entirely) on capturing state power will have as its focal-point the irruptive event (which may fail or succeed as the basis for revolution), an event having the potentially countless attributes of antagonism (Mao-Deleuze), but without any overarching dialectical contradiction (Mao-Hegel).
The point here is that IR theorizing becomes a relational process of irruptive translation that brings in dialogue the form and substance of the languages and experiences of diverse and infinitely complex worlds.
We provide pregnancy rates, litter size, fecundity rates, and fetal sex ratios of this irruptive population.
Like the snowy owl, this is an irruptive species that can sometimes be found in the south.
The Northern Hawk Owl is an irruptive species believed to temporarily extend its breeding range south in response to environmental change, such as fire and food availability (Duncan and Duncan 2014).
Tularemia outbreaks and common vole (Microtus arvalis) irruptive population dynamics in northwestern Spain, 1997-2014.
Throughout history, people on the African continent have experienced momentous transformations of their lifeworlds and ways of living, some of them irruptive, uncompromising and cataclysmic, others of a more subtle and negotiable nature.