Definition of irruption
- …the assassination still feels like a primal catastrophe—an irruption of inexplicable evil as horrifying as any supernatural bogeyman.
- —Ross Douthat
- …begins not with Hitler's attack on Poland, but with the Japanese irruption into Outer Mongolia in July 1939…
- —John Gooch
- The owl's appearance came during an irruption, a huge southward migration of snowy owls from their arctic territories that, this year, followed a successful breeding period.
- —Scott Carroll