a breaking or bursting in; a violent incursion or invasion.
Ecology. a sudden increase in an animal population.
- eruption, irruption
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use irruption in a sentence
He made but one fierce and rapid irruption into the neighborhood of the "red sea," and returned sick and shuddering therefrom.
Came a great irruption of new social, religious, and political ideas into the general European mind.The Outline of History: Being a Plain History of Life and Mankind | Herbert George Wells
By the retreat of Torstensohn, the Emperor was relieved from all fears of an irruption on the side of Bohemia.The Thirty Years War, Complete | Friedrich Schiller
The irruption of Bennie and Zephyr threatened disaster even to this forlorn hope.Blue Goose | Frank Lewis Nason
Tamerlane made his irruption through this plain when he took and destroyed so many cities.Early Travels in Palestine | Arculf et al.