Irruption — synonyms, definition

1. irruption (Noun)

eruption outbreak

irruption (Noun) — A sudden violent entrance; a bursting in. ex. "the recent irruption of bad manners"

irruption (Noun) — A sudden sharp increase in the relative numbers of a population.

irruption (Noun) — A sudden violent spontaneous occurrence (usually of some undesirable condition). ex. "the irruption of hostilities"

entering entrance entry happening incoming ingress natural event occurrence occurrent population growth epidemic recrudescence