The action of irrupting or breaking into; a violent entry or invasion; an inbreaking; an intrusion. / (ecology) An abrupt increase of an animal population.

plural of irruption

An organism that is suddenly more prevalent in a region, due to irruption.

Having the quality of irrupting or making irruptions.

(transitive) To break into. / (intransitive) To enter forcibly or uninvited. / (intransitive) To rapidly increase or intensify.

Misspelling of erupt.

Third-person singular simple present indicative form of irrupt

present participle of irrupt

simple past tense and past participle of irrupt

In an irruptive manner.