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Webster 1913 Edition
Irruption
Webster 1828 Edition
Irruption
IRRUP'TION
,Noun.
1.
A bursting in; a breaking or sudden violent rushing into a place. Holland has been often inundated by irruptions of the sea.2.
A sudden invasion or incursion; a sudden, violent inroad, or entrance of invaders into a place or country; as the irruption of the northern nations into France and Italy.